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AnthropicOpenAILLM matchup

Claude Fable 5vs.GPT-6 Sol

Which one is better?

Claude Fable 5 and GPT-6 Sol perform about equally well, but Claude Fable 5 costs 5 times as much.

level
IntelligenceOverall index, 100 points = average
112.5

Claude Fable 5

Rank 12

110.5

GPT-6 Sol

Rank 13

GPT-6 Sol faster
SpeedTokens per second
86

Claude Fable 5

111

GPT-6 Sol

GPT-6 Sol cheaper
Price$ per 1M tokens
$20

Claude Fable 5

$4

GPT-6 Sol

GPT-6 Sol more popular
Popularity0 to 100
44

Claude Fable 5

Rank 208 of 785

73

GPT-6 Sol

Rank 3 of 785

Above 272,000 tokens of context, GPT-6 Sol costs more: $4 input and $15 output per 1M tokens.

Choose Claude Fable 5 for

ProductivitySearchHealthMultimodalLegalAgentsKnowledgeFinance (not certain)

Choose GPT-6 Sol for

Reasoning (not certain)General (not certain)

Where is the difference?

Strengths at a glance

Fable 5GPT-6 SolMedian of all ranked models

10511512595CodinglevelReasoningslightlyGPT-6 SolMathematicslevelKnowledgeFable 5AgentsFable 5GeneralslightlyGPT-6 SolMultimodalFable 5FinanceslightlyFable 5LegalFable 5HealthFable 5
Codinglevel
Fable 5112.6Rank 14
GPT-6 Sol114.9Rank 11
Median of ranked models84.1

95 % range: Fable 5 109.4 to 115.8, GPT-6 Sol 112.2 to 117.6.

AreaFable 5GPT-6 Sol

The same values and verdicts as the bars below. In the close-up the net starts at 95 points, just below the weaker model's lowest value; the reference group average is 100.

Fable 5 is ahead in 5 of 10 areas, GPT-6 Sol in none.

Fable 5 ahead: 5Fable 5 slightly ahead: 1level: 2GPT-6 Sol slightly ahead: 2

Areas in the overall index
MultimodalFable 5 +10116.4 to 106.9
AgentsFable 5 +4111.0 to 107.2
KnowledgeFable 5 +4113.5 to 109.8
Reasoningleaning GPT-6 Solnot certain · 4 tests each
Generalleaning GPT-6 Solnot certain · 2 and 5 tests
Codinglevel112.6 to 114.9
Mathematicslevel117.5 to 117.5
Specialist fields
HealthFable 5 +11116.0 to 104.8
LegalFable 5 +6110.9 to 104.8
Financeleaning Fable 5not certain · 7 and 3 tests

Bar length shows the gap in index points (full width 15 points, one standard deviation of the reference group). Solid means clearly ahead, hatched not certain yet, a thin grey bar level.

Show 3 more areas that do not count toward the overall index
ProductivityFable 5 +16115.9 to 99.4
SearchFable 5 +16114.5 to 98.6
Cybersecurityonly GPT-6 Sol has a score

Bar length shows the gap in index points (full width 15 points, one standard deviation of the reference group). Solid means clearly ahead, hatched not certain yet, a thin grey bar level.

Which model for which task?

Everyday tasks, translated from the area values above. Each row names the values it rests on.

Writing and debugging codelevelCoding 112.6 to 114.9
Maths and data analysisleaning GPT-6 SolMathematics 117.5 to 117.5, Reasoning 104.4 to 114.1
Facts and researchFable 5Knowledge 113.5 to 109.8, Search 114.5 to 98.6
Agents and workflowsFable 5Agents 111.0 to 107.2
Fast chat repliesGPT-6 Sol86 to 111 tokens per second
Security analysisopenCybersecurity without a score for Fable 5
Many requests on a small budgetGPT-6 Sol$20 to $4 per 1M tokens
Finance, legal and medical textsFable 5Finance 111.8 to 101.3, Legal 110.9 to 104.8, Health 116.0 to 104.8
Images, screenshots and PDFsFable 5Multimodal 116.4 to 106.9

See for yourself: same task, one attempt

The same prompt for both models. We show the latest attempt without fixes; it does not count toward the overall index.

Pelican on a bicycle

Prompt

Generate an SVG of a pelican riding a bicycle

Task origin: Simon Willison

Claude Fable 5

Claude Fable 5: Pelican on a bicycle
A community classic for free-form SVG drawing.

Sep 7, 2026 · 53 s · $0.11

Test details
Run date
Sep 7, 2026
API provider
openrouter
Requested API model
anthropic/claude-fable-5
Reasoning setting
high
Token limit including reasoning
8,192 tokens
Output tokens
2,287 tokens
Cost of the attempt
$0.1146
Response time
53.1 s
API model reported in response
anthropic/claude-fable-5
Pinned endpoint
Anthropic | anthropic/claude-5-fable-20260609
Temperature
Provider default
Test protocol
community-visual-tests-v1
Technical checks
Passed, not a quality rating

Visually reviewed. This individual test does not establish overall model quality.

GPT-6 Sol

GPT-6 Sol: Pelican on a bicycle
A community classic for free-form SVG drawing.

Oct 1, 2026 · 80 s · $0.04

Test details
Run date
Oct 1, 2026
API provider
openrouter
Requested API model
openai/gpt-6-sol
Reasoning setting
high
Token limit including reasoning
8,192 tokens
Output tokens
4,389 tokens
Cost of the attempt
$0.0439
Response time
80.5 s
API model reported in response
openai/gpt-6-sol
Pinned endpoint
OpenAI | openai/gpt-6-sol-20260922
Temperature
Provider default
Test protocol
community-visual-tests-v1
Technical checks
Passed, not a quality rating

Visually reviewed. This individual test does not establish overall model quality.

SVG short test

SVG short test

One SVG task with the same fixed settings for every model, without hidden thinking.

Prompt

Return only one standalone SVG of a pelican riding a bicycle. Use viewBox="0 0 800 600", simple shapes, two clearly visible wheels and a recognizable pelican with a long beak. At most 30 SVG elements and 1800 characters. No Markdown, explanations, comments, scripts, animation, CSS or external resources.

Claude Fable 5

Unavailable in this round

GPT-6 Sol

Unavailable in this round

Claude Fable 5 and GPT-6 Sol in the overall index

Every model with a place in the overall index, both models of this matchup highlighted. You can add or hide other models.

Overall index (Gradually Meta-Score v4)

20 of 92 models

4 models in this view are measured at a lower reasoning effort than max in the overall index. Dashed column: lower reasoning effort than the top.

Claude Opus 5.5max126.1
Gemini 4 Carbonhigh125.8
Claude Fable 5.1max123.8
Claude Sonnet 5.5max122.8
Gemini 4 Argonhigh122.3
GPT-6 Astramax121.3
GPT-6.1 Solmax119.2
Muse Wonder Fullmax118.3
Claude Opus 5max117.2
Muse Wondermax113.4
Kimi K3.1 Promax112.9
Claude Fable 5max112.5
GPT-6 Solmax110.5
GPT-5.6 Solmax108.7
Muse Spark 1.3max107.4
Gemini 3.7 Flashhigh107.1
DeepSeek V4.1 Flash 1017max106.6
Gemini 3.8 Flashhigh106.5
GPT-6.1 Terramax105.3
Claude Haiku 5.5max103.4

Popularity compared

How often the models are searched for, used and mentioned, on a scale from 0 to 100.

GPT-6 Sol is more popular than Claude Fable 5: 73 to 44 out of 100.

Over time

Weekly values from October 18, 2026 to November 7, 2026

Claude Fable 5GPT-6 Sol

All data side by side

The better value is bold. For the overall index only when the gap is clear.

MetricClaude Fable 5GPT-6 Sol
Intelligence
Overall indexpoints, 100 = reference group average, higher is better112.5110.5
RankRank 12 of 92Rank 13 of 92
Price per 1M tokens
Inputwhat you send$10$2above 272,000 tokens: $4
Outputwhat the model writes$50$10above 272,000 tokens: $15
Cost per task (own tests)average of 3 original-protocol tasks both models passed (SVG short test not included)$0.13$0.044
Speed
Tokens per second86111
Popularity
Popularitysearch, usage and mentions, 0 to 10044Rank 208 of 78573Rank 3 of 785
Technical
Context windowhow much text the model reads at once1 M tokens≈ 1,500 A4 pages1.05 M tokens≈ 1,580 A4 pages
Knowledge cutoffJanuary 2026Apr 20, 2026
ReleasedJun 9, 2026Sep 22, 2026
AvailabilityActiveActive
Open weightsnono

Prices without caching or batch discounts · Page count as a rule of thumb from Artificial Analysis

Is there a better choice?

Successor of Fable 5Claude Fable 5.1

Overall index 123.8, rank 3$10 input and $50 output per 1M tokens

GPT-6 Sol vs. Claude Fable 5.1
Successor of GPT-6 SolGPT-6.1 Sol

Overall index 119.2, rank 7$2 input and $10 output per 1M tokens

Fable 5 vs. GPT-6.1 Sol
As cheap as GPT-6 SolClaude Sonnet 5.5

Overall index 122.8, rank 4$2 input and $10 output per 1M tokens

Fable 5 vs. Claude Sonnet 5.5

Shared benchmarks

Single results from the same benchmark version, task and metric. A value is bold only with the same test setup and a clear gap.

A: Claude Fable 5B: GPT-6 Sol

Code MigrationOverall · higher is betterTest setup not documented as identicalClaude Fable 5: 55.1%GPT-6 Sol: 57.2%Vals AIAs of 10/29/2026
EMBOverall · higher is betterTest setup not documented as identicalClaude Fable 5: 73.7%GPT-6 Sol: 71.5%Vals AIAs of 10/20/2026
Finance Agent (v2)Overall · higher is betterTest setup not documented as identicalClaude Fable 5: 56.3%GPT-6 Sol: 49.1%Vals AIAs of 10/29/2026
Legal Research BenchOverall · All-pass · higher is betterTest setup not documented as identicalClaude Fable 5: 49.5%GPT-6 Sol: 28.8%Vals AIAs of 11/05/2026
LMArena Code Arena WebDevOverall · higher is betterTest setup not documented as identicalClaude Fable 5: 1,624GPT-6 Sol: 1,678LMArenaAs of 10/28/2026
LMArena SearchOverall · higher is betterTest setup not documented as identicalClaude Fable 5: 1,229GPT-6 Sol: 1,175LMArenaAs of 10/13/2026
LMArena Text, Style ControlOverall · higher is betterTest setup not documented as identicalClaude Fable 5: 1,504GPT-6 Sol: 1,458LMArenaAs of 10/28/2026
LMArena Vision, Style ControlOverall · higher is betterTest setup not documented as identicalClaude Fable 5: 1,309GPT-6 Sol: 1,266LMArenaAs of 10/19/2026
MedCodeOverall · higher is betterTest setup not documented as identicalClaude Fable 5: 56.1%GPT-6 Sol: 47.1%Vals AIAs of 10/29/2026
MedScribeOverall · higher is betterTest setup not documented as identicalClaude Fable 5: 88.5%GPT-6 Sol: 82.0%Vals AIAs of 10/29/2026
Show 54 more benchmarks
ProgramBenchOverall · higher is betterTest setup not documented as identicalClaude Fable 5: 2%GPT-6 Sol: 2%Vals AIAs of 11/05/2026
ProofBench v1.1Overall · higher is betterTest setup not documented as identicalClaude Fable 5: 95%GPT-6 Sol: 83%Vals AIAs of 10/29/2026
Public Benefits Bench v1.1Overall · higher is betterTest setup not documented as identicalClaude Fable 5: 70.4%GPT-6 Sol: 56.6%Vals AIAs of 10/12/2026
Tax Agent BenchOverall · higher is betterTest setup not documented as identicalClaude Fable 5: 38.3%GPT-6 Sol: 15.0%Vals AIAs of 11/05/2026
Terminal-Bench 4.0Overall · higher is betterTest setup not documented as identicalClaude Fable 5: 41.4%GPT-6 Sol: 44.4%Vals AIAs of 11/05/2026
Terminal-Bench-ScienceOverall · higher is betterTest setup not documented as identicalClaude Fable 5: 15.7%GPT-6 Sol: 30.0%Vals AIAs of 11/05/2026
Vibe Code Bench v1.1Overall · higher is betterTest setup not documented as identicalClaude Fable 5: 90.4%GPT-6 Sol: 87.8%Vals AIAs of 11/05/2026
Code MigrationCLI · higher is betterTest setup not documented as identicalClaude Fable 5: 60.1%GPT-6 Sol: 52.9%Vals AIAs of 10/29/2026
EMBComps · higher is betterTest setup not documented as identicalClaude Fable 5: 70.8%GPT-6 Sol: 73.3%Vals AIAs of 10/20/2026
Finance Agent (v2)Adjustments · higher is betterTest setup not documented as identicalClaude Fable 5: 51.1%GPT-6 Sol: 43.2%Vals AIAs of 10/29/2026
Legal Research BenchAdministrative / Regulatory · All-pass · higher is betterTest setup not documented as identicalClaude Fable 5: 57.6%GPT-6 Sol: 39.4%Vals AIAs of 11/05/2026
LMArena Code Arena WebDevHTML development · higher is betterTest setup not documented as identicalClaude Fable 5: 1,651GPT-6 Sol: 1,680LMArenaAs of 10/28/2026
LMArena Text, Style ControlBusiness, management and finance · higher is betterTest setup not documented as identicalClaude Fable 5: 1,501GPT-6 Sol: 1,448LMArenaAs of 10/28/2026
LMArena Vision, Style ControlCreative writing with images · higher is betterTest setup not documented as identicalClaude Fable 5: 1,319GPT-6 Sol: 1,252LMArenaAs of 10/19/2026
ProgramBenchAlmost Resolved · higher is betterTest setup not documented as identicalClaude Fable 5: 33.0%GPT-6 Sol: 32.5%Vals AIAs of 11/05/2026
Tax Agent BenchControversy & Precedence Analysis · higher is betterTest setup not documented as identicalClaude Fable 5: 13.3%GPT-6 Sol: 6.7%Vals AIAs of 11/05/2026
Terminal-Bench 4.0Hardware · higher is betterTest setup not documented as identicalClaude Fable 5: 40.0%GPT-6 Sol: 6.7%Vals AIAs of 11/05/2026
Terminal-Bench-ScienceEarth Sciences · higher is betterTest setup not documented as identicalClaude Fable 5: 25%GPT-6 Sol: 25%Vals AIAs of 11/05/2026
Code MigrationCOBOL · higher is betterTest setup not documented as identicalClaude Fable 5: 40%GPT-6 Sol: 70%Vals AIAs of 10/29/2026
EMBDataroom · higher is betterTest setup not documented as identicalClaude Fable 5: 85.4%GPT-6 Sol: 83.9%Vals AIAs of 10/20/2026
Finance Agent (v2)All-Pass · higher is betterTest setup not documented as identicalClaude Fable 5: 45.7%GPT-6 Sol: 36.0%Vals AIAs of 10/29/2026
Legal Research BenchAdministrative / Regulatory · Weighted partial credit (weighted pass) · higher is betterTest setup not documented as identicalClaude Fable 5: 90.2%GPT-6 Sol: 80.5%Vals AIAs of 11/05/2026
LMArena Code Arena WebDevImage to WebDev · higher is betterTest setup not documented as identicalClaude Fable 5: 1,623GPT-6 Sol: 1,660LMArenaAs of 10/19/2026
LMArena Text, Style ControlChinese · higher is betterTest setup not documented as identicalClaude Fable 5: 1,555GPT-6 Sol: 1,485LMArenaAs of 10/28/2026
LMArena Vision, Style ControlDiagram understanding · higher is betterTest setup not documented as identicalClaude Fable 5: 1,353GPT-6 Sol: 1,303LMArenaAs of 10/19/2026
ProgramBenchFully Resolved · higher is betterTest setup not documented as identicalClaude Fable 5: 2%GPT-6 Sol: 2%Vals AIAs of 11/05/2026
Tax Agent BenchControversy & Precedence Analysis (weighted pass) · higher is betterTest setup not documented as identicalClaude Fable 5: 68.4%GPT-6 Sol: 50.7%Vals AIAs of 11/05/2026
Terminal-Bench 4.0Media · higher is betterTest setup not documented as identicalClaude Fable 5: 50.0%GPT-6 Sol: 41.7%Vals AIAs of 11/05/2026
Terminal-Bench-ScienceEngineering Sciences · higher is betterTest setup not documented as identicalClaude Fable 5: 0.0%GPT-6 Sol: 22.2%Vals AIAs of 11/05/2026
Code MigrationCode Quality · higher is betterTest setup not documented as identicalClaude Fable 5: 4.442 / 5GPT-6 Sol: 4.375 / 5Vals AIAs of 10/29/2026
EMBDCF · higher is betterTest setup not documented as identicalClaude Fable 5: 68.9%GPT-6 Sol: 63.1%Vals AIAs of 10/20/2026
Finance Agent (v2)Comparables · higher is betterTest setup not documented as identicalClaude Fable 5: 44.0%GPT-6 Sol: 40.8%Vals AIAs of 10/29/2026
Legal Research BenchBusiness & Commercial · All-pass · higher is betterTest setup not documented as identicalClaude Fable 5: 51.2%GPT-6 Sol: 27.9%Vals AIAs of 11/05/2026
LMArena Code Arena WebDevReact development · higher is betterTest setup not documented as identicalClaude Fable 5: 1,630GPT-6 Sol: 1,680LMArenaAs of 10/28/2026
LMArena Text, Style ControlCoding · higher is betterTest setup not documented as identicalClaude Fable 5: 1,550GPT-6 Sol: 1,519LMArenaAs of 10/28/2026
LMArena Vision, Style ControlEnglish · higher is betterTest setup not documented as identicalClaude Fable 5: 1,303GPT-6 Sol: 1,255LMArenaAs of 10/19/2026
ProgramBenchRaw Pass Rate · higher is betterTest setup not documented as identicalClaude Fable 5: 76.8%GPT-6 Sol: 81.9%Vals AIAs of 11/05/2026
Tax Agent BenchCurrent & Temporal Analysis · higher is betterTest setup not documented as identicalClaude Fable 5: 53.2%GPT-6 Sol: 23.2%Vals AIAs of 11/05/2026
Terminal-Bench 4.0ML · higher is betterTest setup not documented as identicalClaude Fable 5: 42.4%GPT-6 Sol: 45.5%Vals AIAs of 11/05/2026
Terminal-Bench-ScienceLife Sciences · higher is betterTest setup not documented as identicalClaude Fable 5: 10.5%GPT-6 Sol: 42.1%Vals AIAs of 11/05/2026
EMBLBO · higher is betterTest setup not documented as identicalClaude Fable 5: 65.9%GPT-6 Sol: 59.4%Vals AIAs of 10/20/2026
Finance Agent (v2)Disclosure Analysis · higher is betterTest setup not documented as identicalClaude Fable 5: 68.8%GPT-6 Sol: 55.6%Vals AIAs of 10/29/2026
Legal Research BenchBusiness & Commercial · Weighted partial credit (weighted pass) · higher is betterTest setup not documented as identicalClaude Fable 5: 91.4%GPT-6 Sol: 80.4%Vals AIAs of 11/05/2026
LMArena Code Arena WebDevWeb development · higher is betterTest setup not documented as identicalClaude Fable 5: 1,624GPT-6 Sol: 1,678LMArenaAs of 10/28/2026
LMArena Text, Style ControlCreative writing · higher is betterTest setup not documented as identicalClaude Fable 5: 1,501GPT-6 Sol: 1,435LMArenaAs of 10/28/2026
LMArena Vision, Style ControlHomework · higher is betterTest setup not documented as identicalClaude Fable 5: 1,352GPT-6 Sol: 1,306LMArenaAs of 10/19/2026
Tax Agent BenchCurrent & Temporal Analysis (weighted pass) · higher is betterTest setup not documented as identicalClaude Fable 5: 71.0%GPT-6 Sol: 56.1%Vals AIAs of 11/05/2026
Terminal-Bench 4.0Operations · higher is betterTest setup not documented as identicalClaude Fable 5: 25.9%GPT-6 Sol: 40.7%Vals AIAs of 11/05/2026
Terminal-Bench-ScienceMathematical Sciences · higher is betterTest setup not documented as identicalClaude Fable 5: 11.8%GPT-6 Sol: 29.4%Vals AIAs of 11/05/2026
EMBM&A · higher is betterTest setup not documented as identicalClaude Fable 5: 80.6%GPT-6 Sol: 83.0%Vals AIAs of 10/20/2026
Finance Agent (v2)Earnings Analysis · higher is betterTest setup not documented as identicalClaude Fable 5: 77.3%GPT-6 Sol: 72.4%Vals AIAs of 10/29/2026
Legal Research BenchCivil Litigation · All-pass · higher is betterTest setup not documented as identicalClaude Fable 5: 44.4%GPT-6 Sol: 18.5%Vals AIAs of 11/05/2026
LMArena Text, Style ControlEnglish · higher is betterTest setup not documented as identicalClaude Fable 5: 1,512GPT-6 Sol: 1,459LMArenaAs of 10/28/2026
LMArena Vision, Style ControlOptical character recognition · higher is betterTest setup not documented as identicalClaude Fable 5: 1,326GPT-6 Sol: 1,285LMArenaAs of 10/19/2026

More comparisons

Compare Claude Fable 5 and GPT-6 Sol with the models people compare them with most often.

Compare another matchup

The most popular comparisons

  1. 1GPT-6 Sol vs. GPT-5.6 Sol
  2. 2GPT-6 Sol vs. DeepSeek-V4.1-Flash
  3. 3GPT-6 Sol vs. Gemini 3.8 Flash
  4. 4GPT-6 Sol vs. GPT-5.6 Terra
  5. 5GPT-6 Astra vs. GPT-6 Sol
  6. 6GPT-6 Sol vs. GLM-5.3-Flash
  7. 7Claude Sonnet 5.5 vs. GPT-6 Sol
  8. 8Claude Sonnet 5.5 vs. Claude Fable 5
  9. 9GPT-6 Sol vs. Gemini 3.1 Pro Preview
Show all 48 comparisons
  1. 10Claude Opus 4.8 vs. GPT-6 Sol
  2. 11GPT-6 Sol vs. GPT-5.4
  3. 12GPT-6 Sol vs. DeepSeek V4.1 Flash 1017
  4. 13GPT-6 Sol vs. Qwen 3.8 27B
  5. 14GPT-6 Sol vs. GPT-6 Luna
  6. 15GPT-6 Sol vs. Kimi K3.1 Pro
  7. 16Claude Sonnet 4.6 vs. GPT-6 Sol
  8. 17Claude Opus 5.5 vs. Claude Fable 5
  9. 18GPT-6 Sol vs. Grok 4.7
  10. 19Claude Haiku 5.5 vs. GPT-6 Sol
  11. 20Claude Opus 5.5 vs. GPT-6 Sol
  12. 21GPT-6 Sol vs. Qwen 3.8 Max 0902
  13. 22Claude Sonnet 5 vs. GPT-6 Sol
  14. 23GPT-6 Sol vs. Kimi K3
  15. 24Claude Fable 5.1 vs. GPT-6 Sol
  16. 25Claude Fable 5 vs. DeepSeek-V4.1-Flash
  17. 26GPT-6 Sol vs. DeepSeek-V4-Pro
  18. 27GPT-6 Sol vs. GPT-5.6 Luna
  19. 28Claude Opus 5 vs. GPT-6 Sol
  20. 29Claude Fable 5 vs. GPT-6 Astra
  21. 30Claude Haiku 5.5 vs. Claude Fable 5
  22. 31Claude Fable 5 vs. Kimi K3
  23. 32GPT-6 Sol vs. Mistral Large 4
  24. 33GPT-6 Sol vs. Gemini 4 Argon
  25. 34Claude Fable 5 vs. Gemini 3.8 Flash
  26. 35Claude Fable 5 vs. Qwen 3.8 27B
  27. 36GPT-6 Sol vs. Gemini 3.6 Flash
  28. 37Claude Fable 5 vs. GPT-6 Luna
  29. 38Claude Opus 4.6 vs. GPT-6 Sol
  30. 39Claude Fable 5 vs. GPT-6.1 Sol
  31. 40GPT-6 Sol vs. Muse Wonder
  32. 41Claude Haiku 4.5 vs. GPT-6 Sol
  33. 42GPT-6 Sol vs. GPT-5.5
  34. 43GPT-6.1 Terra vs. GPT-6 Sol
  35. 44Claude Fable 5 vs. Mistral Large 4
  36. 45Claude Fable 5 vs. Gemini 4 Carbon
  37. 46Claude Fable 5 vs. Gemini 4 Argon
  38. 47GPT-6 Sol vs. Gemini 4 Carbon
  39. 48Claude Fable 5 vs. Muse Wonder Full