Text Generation

Anthropic

Claude Opus 5 API

Anthropic Claude Opus 5 from APIAny — Anthropic’s newest Opus-tier flagship for the hardest coding, long-running agents, and judgment-heavy review.

24H Status Monitor

24h success rate: 94%

Scene illustration, not an output of this model

Model:

claude-opus-5

Price: 7.5 credits per 1K input tokens · ≈ $0.0037 · 37.5 credits per 1K output tokens · ≈ $0.0187High stability with detailed usage records on the APIAny platform.

Examples

Prompt preset — no generated result yet

Model

claude-opus-5

Prompt451 (suggested: 2,000)

Temperature0.7

Sampling temperature.

Max tokens4096

1128000

Maximum output tokens.

Reasoning effort

Optional reasoning effort. Leave unset to use the model default. Higher effort can use more tokens and time.

USD estimate ≈ $0.077: $999 tier: $1 = 2,000 credits.

Preview

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LLMResult preview

History

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Input

7.5 credits/1K

≈ $0.0037

Output

37.5 credits/1K

≈ $0.0187

Cache

0.75 credits/1K

≈ $0.0004

Context

Max output

128k

Pricing

Model ID

Type

Quality

Price

claude-opus-5

Text Generation

Input tokens

7.5 credits per 1K input tokens · ≈ $0.0037

claude-opus-5

Text Generation

Cache read tokens

0.75 credits per 1K cached input tokens · ≈ $0.0004

claude-opus-5

Text Generation

Output tokens

37.5 credits per 1K output tokens · ≈ $0.0187

claude-opus-5

Text Generation

Minimum request

0.38 credits minimum · ≈ $0.0002

Model IDclaude-opus-5

TypeText Generation

QualityInput tokens

Price7.5 credits per 1K input tokens · ≈ $0.0037

Model IDclaude-opus-5

TypeText Generation

QualityCache read tokens

Price0.75 credits per 1K cached input tokens · ≈ $0.0004

Model IDclaude-opus-5

TypeText Generation

QualityOutput tokens

Price37.5 credits per 1K output tokens · ≈ $0.0187

Model IDclaude-opus-5

TypeText Generation

QualityMinimum request

Price0.38 credits minimum · ≈ $0.0002

API Reference

Call this model through a standard REST API. Authenticate with your API key, then pick an endpoint below to see its parameters and examples.

Authentication

Every request needs a Bearer token in the Authorization header. Create an API key in the console.

Authorization: Bearer YOUR_API_KEY

POSThttps://apiany.ai/v1/chat/completions

Request parameters

Parameter	Type	Required	Notes
`model`	string	Required	Model identifier to invoke. Use this model's ID.
`messages`	array	Required	Conversation history in OpenAI chat format (role + content).
`stream`	boolean	Optional	When true, the response streams back as server-sent events.

Request example

curl "https://apiany.ai/v1/chat/completions" \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
  "model": "claude-opus-5",
  "messages": [
    {
      "role": "user",
      "content": "Review this fictional payment callback design. A signed event contains event_id and order_id. Handler verifies signature, reads order, sends a confirmation email, adds 100 credits, then marks order paid. Retries and simultaneous duplicate events are possible; database transactions are available. Identify idempotency and failure boundaries, recommend a minimal safe sequence and list tests. Do not assume email participates in a database transaction."
    }
  ],
  "temperature": 0.7,
  "max_tokens": 4096,
  "reasoning_effort": "high"
}'

Response example

{
  "id": "chatcmpl-abc123",
  "object": "chat.completion",
  "model": "claude-opus-5",
  "choices": [
    {
      "index": 0,
      "message": {
        "role": "assistant",
        "content": "Hello! How can I help?"
      },
      "finish_reason": "stop"
    }
  ],
  "usage": {
    "prompt_tokens": 12,
    "completion_tokens": 18,
    "total_tokens": 30
  }
}

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Parameter

Type

Required

Notes

model

string

Required

Model identifier to invoke. Use this model's ID.

messages

array

Required

Conversation history in OpenAI chat format (role + content).

stream

boolean

Optional

When true, the response streams back as server-sent events.

curl "https://apiany.ai/v1/chat/completions" \ -H "Authorization: Bearer YOUR_API_KEY" \ -H "Content-Type: application/json" \ -d '{ "model": "claude-opus-5", "messages": [ { "role": "user", "content": "Review this fictional payment callback design. A signed event contains event_id and order_id. Handler verifies signature, reads order, sends a confirmation email, adds 100 credits, then marks order paid. Retries and simultaneous duplicate events are possible; database transactions are available. Identify idempotency and failure boundaries, recommend a minimal safe sequence and list tests. Do not assume email participates in a database transaction." } ], "temperature": 0.7, "max_tokens": 4096, "reasoning_effort": "high" }'

{ "id": "chatcmpl-abc123", "object": "chat.completion", "model": "claude-opus-5", "choices": [ { "index": 0, "message": { "role": "assistant", "content": "Hello! How can I help?" }, "finish_reason": "stop" } ], "usage": { "prompt_tokens": 12, "completion_tokens": 18, "total_tokens": 30 } }