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01

Providers + pricing

CapabilitiesProvider details
● Your own key · billed by your provider · AnyRouter fee $0
OpenRouter
openrouter-byok
$10.00list$50.00list
Unavailable
Vercel AI Gateway
vercel-byok
$10.00list$50.00list
Unavailable
● Free pool · donated keys · not available for this model — donate a key
02

Try it

POST /api/v1/chat/completions
import { createAnyRouter } from "@anyr/ai-sdk-provider"import { generateText } from "ai" const anyrouter = createAnyRouter() const { text } = await generateText({  model: anyrouter("anthropic/claude-opus-5-fast"),  prompt: "Say hi in 3 words.",})console.log(text)
Set ANYROUTER_API_KEY · edits on the demo update this code
Live demo

Attach an image, ask about it, and run it on this model.

03

Uptime + latency

—recent checks · all routes

No health checks recorded for this model yet.

24h
No traffic in the last 24h.
More performance detail
Usage analytics

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Uptime & Health
No uptime data yet

These providers haven't been health-probed for this model yet. The router still routes around upstreams that fail live requests — uptime fills in once probe history accrues.

Claude Opus 5 Fast

  • OpenRouter
  • Vercel AI Gateway
Visiontext + image + file → text1Mtoken context
Context
1M
Input
$10.00
Output
$50.00
TTFT
—
Uptime
—
Routes
2
04

Your access

Credits
Your own key · AnyRouter fee $0

Run Claude Opus 5 Fast on your own key — your requests are billed by the provider. Pool callers pay AnyRouter credits.

No BYOK keys configured for this model yet.

Share a key with the pool to earn credits for every request it serves, covering your plan cost.

Free poolnot in pool yetDonate key →
Create API key for this model
Text generation
Context length1,000,000 tokens
Max output128,000 tokens
ArchitectureTransformer
Categorytext
ReleasedJul 24, 2026
Modalities
→
Capabilities
05

About

Fast-mode variant of Claude Opus 5 with the same capabilities and a 1,000,000-token context window, tuned for higher output speed.

Released 2026-07-24 · params: max_tokens · temperature · top_p · stop · tools · tool_choice · response_format · reasoning · include_reasoning · structured_outputs

API & code
Share cards
Claude Opus 5 Fast share card
Claude Opus 5 Fast
OpenRouter upstream share card
OpenRouter upstream
Vercel AI Gateway upstream share card
Vercel AI Gateway upstream
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