Model

Claude Fable 5.1

Name: Claude Fable 5.1
Brand: anthropic

Claude model for demanding reasoning and long-horizon agentic work

25 providers · 29 listingsreleased Sep 1, 2026knowledge cutoff 2026-06closed weights

$10

lowest input /M · NanoGPT

$50

lowest output /M · NanoGPT

context window

128K

max output

Compare providers (sorted by listed input price)

25 providers list Claude Fable 5.1. The cheapest full-context option is NanoGPT at $10/$50 per M.

			Cache read /M	Cache write /M		Capabilities
NanoGPT anthropic/claude-fable-5.1	$10	$50	$0.25	$12.50	1M	reasoningtoolsstructuredvision	Sep 1, 2026
DigitalOcean anthropic-claude-fable-5.1	$10	$50	$0.25	$12.50	1M	reasoningtoolsno structuredvision	Sep 1, 2026
Vivgrid claude-fable-5-1	$10	$50	$0.5	$12.50	1M	reasoningtoolsstructuredvision	Sep 1, 2026
LLM Gatewayvariant aws-bedrock/claude-fable-5-1	$10	$50	$0.25	$12.50	1M	reasoningtoolsno structuredvision	Sep 1, 2026
LLM Gatewayvariant anthropic/claude-fable-5-1	$10	$50	$0.25	$12.50	1M	reasoningtoolsstructuredvision	Sep 1, 2026
Azure Cognitive Services claude-fable-5-1	$10	$50	$0.25	$12.50	1M	reasoningtoolsstructuredvision	Sep 1, 2026
Vertex claude-fable-5-1@default	$10	$50	$0.25	$12.50	1M	reasoningtoolsstructuredvision	Sep 1, 2026
Requestyvariant claude-fable-5.1	$10	$50	$0.25	$12.50	1M	reasoningtoolsstructuredvision	Sep 1, 2026
CrossModel anthropic/claude-fable-5-1	$10	$50	$0.25	$12.50	1M	reasoningtoolsno structuredvision	Sep 1, 2026
Anthropic claude-fable-5-1	$10	$50	$0.25	$12.50	1M	reasoningtoolsstructuredvision	Sep 1, 2026
Vercel AI Gateway anthropic/claude-fable-5.1	$10	$50	$0.25	$12.50	1M	reasoningtoolsno structuredvision	Sep 1, 2026
DevPass (LLM Gateway) claude-fable-5-1	$10	$50	$0.25	$12.50	1M	reasoningtoolsno structuredvision	Sep 1, 2026
Cloudflare AI Gateway anthropic/claude-fable-5.1	$10	$50	$0.25	$12.50	1M	reasoningtoolsstructuredvision	Sep 1, 2026
GitHub Copilot claude-fable-5.1	$10	$50	$0.25	$12.50	1M	reasoningtoolsno structuredvision	Sep 1, 2026
Kilo Gateway anthropic/claude-fable-5.1	$10	$50	$0.25	$12.50	1M	reasoningtoolsstructuredvision	Sep 1, 2026
Azure claude-fable-5-1	$10	$50	$0.25	$12.50	1M	reasoningtoolsstructuredvision	Sep 1, 2026
Amazon Bedrockvariant global.anthropic.claude-fable-5-1	$10	$50	$0.25	$12.50	1M	reasoningtoolsno structuredvision	Sep 1, 2026
Amazon Bedrockvariant anthropic.claude-fable-5-1	$10	$50	$0.25	$12.50	1M	reasoningtoolsno structuredvision	Sep 1, 2026
Merge Gateway anthropic/claude-fable-5-1	$10	$50	$0.25	$12.50	1M	reasoningtoolsstructuredvision	Sep 1, 2026
OpenCode Zen claude-fable-5-1	$10	$50	$0.25	$12.50	1M	reasoningtoolsno structuredvision	Sep 1, 2026

Best price history

Daily lowest published price across live providers. A lower line is better for the buyer.

Best input /M: $10unchanged
Best output /M: $50unchanged
Provider coverage: 29; 17 at the start · 13 snapshots

Published best prices are unchanged.

13 daily snapshots collected from Sep 1, 2026 through Sep 14, 2026. A price chart will appear after the first real move.

Price badge

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Recent changes

Changelog →

new modelvia llmgateway-providers · Sep 11, 2026
new modelvia 302ai · Sep 9, 2026
new modelvia vivgrid · Sep 8, 2026
new modelvia neon · Sep 7, 2026
new modelvia cloudflare-ai-gateway · Sep 5, 2026
new modelvia github-copilot · Sep 5, 2026

Prices are per million tokens (USD). “—” means the provider does not publicly list a price for this model. Data from models.dev; verify with the provider before purchasing.