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Claude Opus 5.5

Tools
anthropic/claude-opus-5-5

Vision · 1M context · Sep 2026 · 35 upstreams

Claude Opus 5.5 is Anthropic's successor to Claude Opus 5 for long-running agentic coding and knowledge work. It has a 1M-token context window, vision input, tool use and always-on adaptive thinking, suited to multi-step changes in large codebases.

Needs your own keyTo use Claude Opus 5.5, add your Anthropic key, or a key from another provider that serves it. AnyRouter adds no fee.
context
1M
input / 1M (list)
$4.00
output / 1M (list)
$20.00
routes
35
speed, 24h
No data yet

Upstreams

35
  1. 1AnthropicYour keynot addedBilled to your key
  2. 2Amazon BedrockYour keynot addedBilled to your key
  3. 3Google Vertex AIYour keynot addedBilled to your key
  4. 4Microsoft AzureYour keynot addedBilled to your key
  5. 5OpenRouterYour keynot addedBilled to your key
  6. 6OpenCode ZenYour keynot addedBilled to your key
  7. 7ClineYour keynot addedBilled to your key
  8. 8Ramp RouterYour keynot addedBilled to your key
  9. 9Vercel AI GatewayYour keynot addedBilled to your key
  10. 10DeepInfraYour keynot addedBilled to your key
  11. 11Venice AIYour keynot addedBilled to your key
  12. 12Nous ResearchYour keynot addedBilled to your key
  13. 13OneTokenYour keynot addedBilled to your key
  14. 14BeatAPIYour keynot addedBilled to your key
  15. 15Token HarborYour keynot addedBilled to your key
  16. 16inference.netYour keynot addedBilled to your key
  17. 17ZenMuxYour keynot addedBilled to your key
  18. 18LLM GatewayYour keynot addedBilled to your key
  19. 19RequestyYour keynot addedBilled to your key
  20. 20AI/ML APIYour keynot addedBilled to your key
  21. 21GetVibeYour keynot addedBilled to your key
  22. 22OcarRouterYour keynot addedBilled to your key
  23. 23AIHubMixYour keynot addedBilled to your key
  24. 24InfronYour keynot addedBilled to your key
  25. 25OpenGatewayYour keynot addedBilled to your key
  26. 26Itera ComputeYour keynot addedBilled to your key
  27. 27NanoGPTYour keynot addedBilled to your key
  28. 28Eden AIYour keynot addedBilled to your key
  29. 29Abacus RouteLLMYour keynot addedBilled to your key
  30. 30FluenceYour keynot addedBilled to your key
  31. 31CortecsYour keynot addedBilled to your key
  32. 32Jiekou.AIYour keynot addedBilled to your key
  33. 33KenariYour keynot addedBilled to your key
  34. 34NEAR AI CloudYour keynot addedBilled to your key
  35. 35OfoxYour keynot addedBilled to your key

Benchmarks

GPQA Diamond
94.0%
HLE
53.0%

Quick start

curl
curl https://anyrouter.dev/api/v1/chat/completions \
  -H "Authorization: Bearer $ANYROUTER_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
  "model": "anthropic/claude-opus-5-5",
  "messages": [
    {
      "role": "user",
      "content": "Say hi in 3 words."
    }
  ]
}'

Details

Owner
Anthropic
Kind
Vision
Released
Sep 2026
Context
1M
Data policy
Provider retention
Endpoint
/api/v1/chat/completions