Model specifications
- Context
- 1,000,000 tokens
- Maximum output
- 128,000 tokens
- Architecture
- text+image+file->text
- Tokenizer
- Claude
- Knowledge cutoff
- Not provided
- Moderated
- Yes
Complete pricing
Synchronized OpenRouter rates. Token prices are shown per one million tokens.
- Input
- $10 per 1M tokens
- Output
- $50 per 1M tokens
- Cache read
- $0.25 per 1M tokens
- Cache write
- $12.5 per 1M tokens
- Cache write (1h)
- $20 per 1M tokens
Model configuration
Reasoning
- Reasoning required
- Yes
- Default parameters
- high
- Capabilities
- max, xhigh, high, medium, low
Quick start
Set OPENROUTER_API_KEY locally. Python requires requests; JavaScript runs in Node.js. Keep the key on the server.
curl --fail-with-body https://openrouter.ai/api/v1/chat/completions \
-H "Authorization: Bearer $OPENROUTER_API_KEY" \
-H "Content-Type: application/json" \
-d '{"model":"anthropic/claude-fable-5.1","messages":[{"role":"user","content":"Hello!"}]}'Input → Output
No · max · xhigh · high · medium · low
Supported API parameters
include_reasoningmax_completion_tokensmax_tokensreasoningreasoning_effortresponse_formatstopstructured_outputstoolsverbosity4 providers
Checked: September 7, 2026
Provider availability, latency, throughput and routing can change continuously. Open the source page for current operational data.
Azure
Not provided- Context
- 1M
- Maximum output
- 128K
- Input
- $10
- Output
- $50
- Cache read
- $0.25
- Cache write
- $12.5
Anthropic
Not provided- Context
- 1M
- Maximum output
- 128K
- Input
- $10
- Output
- $50
- Cache read
- $0.25
- Cache write
- $12.5
Amazon Bedrock
Not provided- Context
- 1M
- Maximum output
- 128K
- Input
- $10
- Output
- $50
- Cache read
- $0.25
- Cache write
- $12.5
- Context
- 1M
- Maximum output
- 128K
- Input
- $10
- Output
- $50
- Cache read
- $0.25
- Cache write
- $12.5