Textby Anthropic

Claude Fable 5.2

Claude Fable 5.2 is Anthropic's most capable model for the most demanding technical work, with gains over Fable 5.1 in coding, reasoning, and vision. In prerelease testing it completed otherwise-infeasible...

  • By price it is among the most expensive of the 347 text models GenMagic runs (334th cheapest).
  • It scores 64.6 on the Artificial Analysis Intelligence Index, 1st of the 120 text models with a score.
  • Among the models GenMagic runs, it places in the top 10 on 11 of its 13 benchmarks: 1st of 125 on Artificial Analysis Intelligence Index, 1st of 115 on Chess Puzzles, 1st of 82 on FrontierMath Tiers 1-3 (v2), and more below.
  • It was listed on Nov 9, 2026.

Data last changed Nov 11, 2026 · tracked since Nov 10, 2026 · Every model change

Try Claude Fable 5.2

Generate with Claude Fable 5.2 right here. Verify your email to start with free credits.

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Specifications

Context window

1M tokens

Max output

128K tokens

Input price

$12.00 / 1M tokens

Output price

$60.00 / 1M tokens

Cached input

$0.30 / 1M tokens

Benchmarks

How Claude Fable 5.2 scores on public benchmarks. Each card links to the benchmark explainer and to the original source.

64.6

source date 2026-11-10
Source: openrouter
AIMEMathematics

99.7%± 0.3

maxsource date 2026-11-06
Source: epoch
ARC-AGI-1Reasoning & Knowledge

98.5%

xhigh
Source: epoch
ARC-AGI-2Reasoning & Knowledge

93.8%

xhigh
Source: epoch
Chess PuzzlesReasoning & Knowledge

79%± 4.1

maxsource date 2026-11-06
Source: epoch

90.5

maxsource date 2026-11-06
Source: epoch

100%± 0.0

maxsource date 2026-11-06
Source: epoch

95.1%± 1.3

maxsource date 2026-11-06
Source: epoch
GPQA DiamondReasoning & Knowledge

94.9%

source date 2026-11-10
Source: openrouter
Mystery Game PuzzlesReasoning & Knowledge

90%± 3.0

maxsource date 2026-11-06
Source: epoch
ProofBenchMathematics

100%± 0.0

max
Source: epoch
SimpleQA VerifiedReasoning & Knowledge

94%± 0.8

maxsource date 2026-11-06
Source: epoch
tau-bench (Airline)Agentic & Tool Use

68%

source date 2026-11-10
Source: openrouter

Compare against every model in the full benchmark matrix.

Capabilities

Reasoning

Works through multi-step problems before answering, for harder tasks.

Vision input

Accepts images alongside text, so you can prompt with pictures and screenshots.

Tool use

Can call functions and tools, enabling agentic and structured workflows.

Structured output

Returns validated JSON that conforms to a schema you define.

Use Claude Fable 5.2 through the API

The model id is anthropic/claude-fable-5.2. Requests bill your GenMagic balance at the price above, and each response reports what it cost.

curl
curl https://genmagic.co/api/v1/chat/completions \
  -H "Authorization: Bearer $GENMAGIC_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "anthropic/claude-fable-5.2",
    "messages": [{ "role": "user", "content": "Explain vector databases in two sentences." }]
  }'
Python (openai SDK)
from openai import OpenAI

client = OpenAI(base_url="https://genmagic.co/api/v1", api_key="YOUR_GENMAGIC_API_KEY")

resp = client.chat.completions.create(
    model="anthropic/claude-fable-5.2",
    messages=[{"role": "user", "content": "Explain vector databases in two sentences."}],
)
print(resp.choices[0].message.content)

From an AI agent, call generate_text with "model": "anthropic/claude-fable-5.2" on the GenMagic MCP server. Keys, limits and every endpoint are in the API documentation.

Use Claude Fable 5.2 in n8n

  1. In n8n, open the nodes panel, search for GenMagic and install it (a verified community node), then add it to your workflow.
  2. Set Resource to Text and Operation to Generate.
  3. In Model Name or ID, pick Anthropic: Claude Fable 5.2, or enter anthropic/claude-fable-5.2 as an expression.
  4. Connect your GenMagic API key (get one free). Each run is billed at the price above, and the node returns what it cost.

Ready-to-import workflows that already use the node are on GenMagic for n8n.

Similar-priced text models from other providers

Other text models GenMagic runs at a comparable price, on the same balance and API key.

ModelProviderPriceContext
Anthropic: Claude Fable 5.2 (this model)Anthropic$12.00 in / $60.00 out per 1M tokens1M
OpenAI: GPT Astra LatestOpenAI$15.00 in / $75.00 out per 1M tokens1.1M
Sakana: Fugu Ultra v2Sakana AI$7.50 in / $45.00 out per 1M tokens1M
Meta: Muse WonderMeta$6.00 in / $30.00 out per 1M tokens1M
Fireworks: Ember-1Fireworks$4.50 in / $22.50 out per 1M tokens1M
MoonshotAI: Kimi K3Moonshot AI$0.29 in / $24.00 out per 1M tokens1M

Compare Claude Fable 5.2

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Anthropic: Claude Fable 5.1

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Anthropic: Claude Opus 5

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Anthropic: Claude Sonnet 5

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Price and listing history

Every change GenMagic has recorded for Claude Fable 5.2 since it began tracking the model on Nov 10, 2026. Prices are GenMagic's, the same the studio and the API charge.

DateChangeBeforeAfter
Nov 10, 2026Listed-$12.00 in / $60.00 out per 1M tokens

Where these figures come from

  • Price: GenMagic's own price, what the studio and the API charge, recomputed from the provider's price list every few minutes and recorded daily. How pricing works.
  • Specs and description: as Anthropic publishes them, checked daily.
  • Benchmarks: 13 scores from Artificial Analysis and OpenRouter, Epoch AI, re-read daily. Each score above links to its source.
  • Changes: the data on this page last changed on Nov 11, 2026, tracked since Nov 10, 2026. Every model's new listings, price changes and retirements are in the model changes log, and how every figure on GenMagic is sourced is on our sources page.

Generate with Claude Fable 5.2 today

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