ModelBench
Anthropic logo
Models/Anthropic

Claude Fable 5

Claude model for creative writing, analysis, and controlled agent workflows

Source-linked claude-fable Closed weights Released 2026-06-09
API data Report
Input modalitiesT
Output modalitiesT
Input price$10/1M tokens
Output price$50/1M tokens
Context window1M
Max output128K
Overview

Capabilities and specifications

✓ Reasoning Yes
✓ Tool calling Yes
? Structured output Unknown
✓ Attachments Yes
✓ Vision input Yes
× Open weights No
Creator
Anthropic
Model family
claude-fable
Knowledge cutoff
2026-01-31
License
Not documented
Release date
2026-06-09
Model ID
anthropic/claude-fable-5
Inference availability

Provider pricing and availability

Provider-specific identifiers, limits, and prices per million tokens.

Report a price
Providers offering Claude Fable 5
ProviderProvider model IDContextInputOutputCache readCapabilitiesSource
Model Oracle AI claude-fable-5 1M Not listed Not listed - ReasoningTools Docs
Snowflake Cortex claude-fable-5 1M Not listed Not listed - ReasoningTools Docs
Kenari claude-fable-5 1M Not listed Not listed - ReasoningTools Docs
Xpersona claude-fable-5 1M $3 $18.5 $0.3 ReasoningTools Docs
Vercel AI Gateway anthropic/claude-fable-5 1M $10 $50 $1 ReasoningTools Docs
CrossModel anthropic/claude-fable-5 1M $10 $50 $1 ReasoningTools Docs
ZenMux anthropic/claude-fable-5 1M $10 $50 $1 ReasoningTools Docs
LLM Gateway claude-fable-5 1M $10 $50 $1 ReasoningTools Docs
Abacus claude-fable-5 1M $10 $50 - ReasoningTools Docs
Cloudflare AI Gateway anthropic/claude-fable-5 1M $10 $50 $1 ReasoningTools Docs
Azure claude-fable-5 1M $10 $50 $1 ReasoningTools Docs
Anthropic claude-fable-5 1M $10 $50 $1 ReasoningToolsJSON Docs
FreeModel claude-fable-5 1M $10 $50 $1 ReasoningTools Docs
OpenCode Zen claude-fable-5 1M $10 $50 $1 ReasoningTools Docs
Amazon Bedrock anthropic.claude-fable-5 1M $10 $50 $1 ReasoningTools Docs
OpenRouter anthropic/claude-fable-5 1M $10 $50 $1 ReasoningToolsJSON Docs
GitHub Copilot claude-fable-5 1M $10 $50 $1 ReasoningTools Docs
Ofox anthropic/claude-fable-5 1M $10 $50 $1 ReasoningTools Docs
Merge Gateway anthropic/claude-fable-5 1M $10 $50 $1 ReasoningToolsJSON Docs
AIHubMix claude-fable-5 1M $11 $55 $1.1 ReasoningToolsJSON Docs
Venice AI claude-fable-5 1M $12 $60 $1.2 ReasoningToolsJSON Docs

Capability badges appear only when the provider catalog explicitly lists support.

Serving quality

Performance and reliability

Observed serving measurements stay separate from model specifications and are never estimated from price or model size.

Throughput Not reported

Generation speed; higher is faster.

Latency / TTFT Not reported

Time until the first output token arrives.

Uptime Not reported

Successful requests over a measured period.

Performance varies by inference provider, region, and load. Provider-level measurements appear only when a source reports them.

Published evaluations

Benchmarks

Raw results remain attached to their original source and version.

Benchmark registry
Agentic Index - Unversioned - indexTop 7 reported models
Claude Opus 5
55.3
GPT-5.6 Sol
54.0
Anthropic: Claude Fable 5 (batch)
52.8
Claude Fable 5
52.8
Kimi K3
50.1
GPT-5.6 Terra
47.4
Anthropic: Claude Opus 4.8 (batch)
47.2
AutomationBench - Unversioned - success rateTop 1 reported models
Claude Fable 5
17.4
Coding Index - Unversioned - indexTop 7 reported models
Claude Opus 5
78.0
GPT-5.6 Sol
77.4
GPT-5.6 Terra
76.7
Anthropic: Claude Fable 5 (batch)
76.5
Claude Fable 5
76.5
Kimi K3
76.2
OpenAI: GPT-5.5 (batch)
74.9
Design Arena: 3d - Unversioned - eloTop 7 reported models
Kimi K3
1456.0
Claude Opus 5
1384.0
Anthropic: Claude Fable 5 (batch)
1373.0
Claude Fable 5
1373.0
Z.ai: GLM 5.2
1366.0
Z.ai: GLM 5.1
1336.0
Anthropic: Claude Opus 4.6 (batch)
1332.0
Design Arena: agenticgamedev - Unversioned - eloTop 7 reported models
Anthropic: Claude Fable 5 (batch)
1296.0
Claude Fable 5
1296.0
Anthropic: Claude Opus 4.8 (batch)
1259.0
Anthropic: Claude Opus 4.8
1259.0
Anthropic: Claude Opus 4.7 (batch)
1254.0
Anthropic: Claude Opus 4.7
1254.0
Anthropic: Claude Sonnet 5 (batch)
1238.0
Design Arena: agentichtmlslides - Unversioned - eloTop 7 reported models
Anthropic: Claude Fable 5 (batch)
1254.0
Claude Fable 5
1254.0
Kimi K2.6
1248.0
Anthropic: Claude Opus 4.7 (batch)
1243.0
Anthropic: Claude Opus 4.7
1243.0
Anthropic: Claude Opus 4.8 (batch)
1227.0
Anthropic: Claude Opus 4.8
1227.0
Design Arena: agenticslides(html) - Unversioned - eloTop 7 reported models
Anthropic: Claude Fable 5 (batch)
1252.0
Kimi K2.6
1252.0
Claude Fable 5
1252.0
Anthropic: Claude Opus 4.7 (batch)
1242.0
Anthropic: Claude Opus 4.7
1242.0
Anthropic: Claude Opus 4.8 (batch)
1230.0
Anthropic: Claude Opus 4.8
1230.0
Design Arena: androidnative - Unversioned - eloTop 7 reported models
Anthropic: Claude Opus 4.8 (batch)
1337.0
Anthropic: Claude Opus 4.8
1337.0
Anthropic: Claude Fable 5 (batch)
1306.0
Claude Fable 5
1306.0
xAI: Grok 4.5
1280.0
Kimi K2.6
1278.0
Z.ai: GLM 5V Turbo
1267.0
Design Arena: asciiart - Unversioned - eloTop 7 reported models
Anthropic: Claude Fable 5 (batch)
1364.0
Claude Fable 5
1364.0
Anthropic: Claude Opus 4.7 (batch)
1324.0
Anthropic: Claude Opus 4.7
1324.0
Muse Spark 1.1
1322.0
Google: Gemini 3.1 Pro Preview (batch)
1309.0
Gemini 3.1 Pro Preview
1309.0
Design Arena: codecategories - Unversioned - eloTop 7 reported models
Kimi K3
1418.0
Claude Opus 5
1358.0
Z.ai: GLM 5.2
1346.0
Anthropic: Claude Fable 5 (batch)
1340.0
Claude Fable 5
1340.0
Anthropic: Claude Opus 4.6 (batch)
1324.0
Anthropic: Claude Opus 4.6
1324.0
Design Arena: dataviz - Unversioned - eloTop 7 reported models
Kimi K3
1382.0
Claude Opus 5
1378.0
Z.ai: GLM 5.1
1366.0
Google: Gemini 3.6 Flash (batch)
1350.0
Gemini 3.6 Flash
1350.0
Anthropic: Claude Fable 5 (batch)
1349.0
Claude Fable 5
1349.0
Design Arena: fullstack - Unversioned - eloTop 7 reported models
Anthropic: Claude Opus 4.7 (batch)
1503.0
Anthropic: Claude Opus 4.7
1503.0
Anthropic: Claude Fable 5 (batch)
1293.0
Claude Fable 5
1293.0
Anthropic: Claude Opus 4.8 (batch)
1289.0
Anthropic: Claude Opus 4.8
1289.0
xAI: Grok 4.5
1282.0
Design Arena: gamedev - Unversioned - eloTop 7 reported models
Anthropic: Claude Fable 5 (batch)
1393.0
Claude Fable 5
1393.0
Z.ai: GLM 5.2
1358.0
Anthropic: Claude Sonnet 5 (batch)
1352.0
Claude Sonnet 5
1352.0
OpenAI: GPT-5.5 (batch)
1345.0
GPT-5.5
1345.0
Design Arena: godotgamedev - Unversioned - eloTop 7 reported models
Anthropic: Claude Fable 5 (batch)
1349.0
Claude Fable 5
1349.0
Anthropic: Claude Opus 4.7 (batch)
1270.0
Anthropic: Claude Opus 4.7
1270.0
xAI: Grok 4.5
1270.0
Anthropic: Claude Sonnet 5 (batch)
1269.0
Claude Sonnet 5
1269.0
Design Arena: htmlslides - Unversioned - eloTop 7 reported models
Anthropic: Claude Fable 5 (batch)
1260.0
Claude Fable 5
1260.0
Anthropic: Claude Opus 4.7 (batch)
1244.0
Anthropic: Claude Opus 4.7
1244.0
Anthropic: Claude Opus 4.8 (batch)
1239.0
Anthropic: Claude Opus 4.8
1239.0
Anthropic: Claude Sonnet 5 (batch)
1234.0
Design Arena: mobileapps - Unversioned - eloTop 7 reported models
Anthropic: Claude Opus 4.6 (batch)
1275.0
Anthropic: Claude Opus 4.6
1275.0
Anthropic: Claude Opus 4.8 (batch)
1272.0
Anthropic: Claude Opus 4.8
1272.0
Anthropic: Claude Sonnet 4.6
1267.0
Anthropic: Claude Fable 5 (batch)
1265.0
Claude Fable 5
1265.0
Design Arena: python-pptxslides - Unversioned - eloTop 7 reported models
Kimi K3
1380.0
Anthropic: Claude Opus 4.7 (batch)
1336.0
Anthropic: Claude Opus 4.7
1336.0
Anthropic: Claude Fable 5 (batch)
1301.0
Claude Fable 5
1301.0
Anthropic: Claude Opus 4.8 (batch)
1298.0
Anthropic: Claude Opus 4.8
1298.0
Design Arena: svg - Unversioned - eloTop 7 reported models
Anthropic: Claude Fable 5 (batch)
1351.0
Claude Fable 5
1351.0
Google: Gemini 3.1 Pro Preview (batch)
1335.0
Gemini 3.1 Pro Preview
1335.0
Google: Gemini 3.5 Flash (batch)
1296.0
Gemini 3.5 Flash
1296.0
Anthropic: Claude Opus 4.6 (batch)
1276.0
Design Arena: uicomponent - Unversioned - eloTop 7 reported models
Kimi K3
1413.0
Claude Opus 5
1406.0
Anthropic: Claude Fable 5 (batch)
1350.0
Claude Fable 5
1350.0
Anthropic: Claude Opus 4.7 (batch)
1339.0
Anthropic: Claude Opus 4.7
1339.0
Z.ai: GLM 5.2
1334.0
Design Arena: webapps - Unversioned - eloTop 7 reported models
Kimi K3
1329.0
Anthropic: Claude Fable 5 (batch)
1305.0
Claude Fable 5
1305.0
Anthropic: Claude Sonnet 5 (batch)
1304.0
Claude Sonnet 5
1304.0
Anthropic: Claude Opus 4.7 (batch)
1303.0
Anthropic: Claude Opus 4.7
1303.0
Design Arena: website - Unversioned - eloTop 7 reported models
Kimi K3
1375.0
Claude Opus 5
1343.0
Z.ai: GLM 5.2
1340.0
Anthropic: Claude Fable 5 (batch)
1323.0
Claude Fable 5
1323.0
xAI: Grok 4.5
1323.0
Google: Gemini 3.6 Flash (batch)
1322.0
FrontierCode - Unversioned - pass rateTop 2 reported models
Claude Fable 5
29.3
Claude Opus 4.8
13.4
GDPval-AA - Unversioned - EloTop 4 reported models
Claude Fable 5
1932.0
Gemini 3.5 Flash
1656.0
Grok 4.3
1500.0
Gemini 3.1 Pro Preview
1314.0
Humanity's Last Exam - Unversioned - accuracyTop 7 reported models
Claude Fable 5
64.5
Muse Spark 1.1
62.1
GPT-5.4 Pro
58.7
Claude Opus 4.8
57.9
GPT-5.5 Pro
57.2
Claude Opus 4.7
54.7
GPT-5.5
52.2
Intelligence Index - Unversioned - indexTop 7 reported models
Claude Opus 5
60.7
Anthropic: Claude Fable 5 (batch)
59.9
Claude Fable 5
59.9
GPT-5.6 Sol
58.9
Kimi K3
57.1
Anthropic: Claude Opus 4.8 (batch)
55.7
Anthropic: Claude Opus 4.8
55.7
OSWorld-Verified - Unversioned - success rateTop 7 reported models
Claude Fable 5
85.0
Claude Opus 4.8
83.4
Claude Sonnet 5
81.2
Muse Spark 1.1
80.8
GPT-5.5
78.7
Claude Sonnet 4.6
78.5
Gemini 3.5 Flash
78.4
SWE-Bench Pro - Unversioned - resolve rateTop 7 reported models
Claude Fable 5
80.3
Claude Opus 4.8
69.2
Grok 4.5
64.7
GPT-5.6 Sol
64.6
Claude Opus 4.7
64.3
GPT-5.6 Terra
63.4
Claude Sonnet 5
63.2
SWE-Bench Verified - Unversioned - resolvedTop 7 reported models
Claude Fable 5
95.0
Claude Opus 4.8
88.6
Claude Sonnet 5
85.2
DeepSeek V4 Pro
80.6
Qwen3.7 Max
80.4
Kimi K2.6
80.2
DeepSeek V4 Flash
79.0
Terminal-Bench - 2.1 - success rateTop 7 reported models
GPT-5.6 Sol
88.8
Claude Fable 5
88.0
GPT-5.6 Terra
87.4
GPT-5.6 Luna
84.7
Grok 4.5
83.3
Muse Spark 1.1
80.0
LongCat-2.0
70.8
Catalog activity

Recent record changes

Detected changes from successful source imports.

Full change log
No recent changes detected

This record has not changed in the retained import history.

Public API

Use this record

Fetch the complete source-linked model record without an API key.

API documentation
Endpoint
GET https://www.modelbench.lol/api/v1/models/anthropic/claude-fable-5
curl
curl "https://www.modelbench.lol/api/v1/models/anthropic/claude-fable-5"