VARIANTE · Anthropic / Claude

Claude claude-opus-4-8 API

A model variant exposed through RunAPI's unified AI API.

Operational · text · Commercial use supported

# Works with Claude Code, Codex, Gemini CLI, Cursor, and 50+ agents
npx skills add runapi-ai/claude -g

The -g flag installs globally so every project picks it up.

Or paste this prompt to your AI agent:

Install the Claude skill for me:

1. Clone https://github.com/runapi-ai/claude
2. Copy the skills/claude/ directory into your
   user-level skills directory (e.g. ~/.claude/skills/
   for Claude Code, ~/.codex/skills/ for Codex).
3. Verify that SKILL.md is present.
4. Confirm the install path when done.

Switch variant

claude-haiku-4-5-20251001 claude-opus-4-5-20251101 claude-opus-4-6 claude-opus-4-7 claude-sonnet-4-5-20250929 claude-sonnet-4-6

RESUMEN

Claude claude-opus-4-8 is available through the same RunAPI auth, SDKs, and agent skill workflow.

Unified endpoint
SDK snippets
Agent install path
Las generaciones fallidas no se cobran

PRECIOS

Las generaciones fallidas no se cobran

Messages API

Input $2.50 / 1M tokens

Output $12.50 / 1M tokens

Cache read $0.25

Cache write 5m $3.13

Cache write 1h $5.00

FICHA TÉCNICA

Model ID	claude-opus-4-8
Proveedor	Anthropic
Modalidad	text
Task type	synchronous
Facturación	1K tokens
Endpoint	/v1/messages
Commercial	Yes
Status	Operational

INICIO RÁPIDO

Quickstart — claude-opus-4-8

runapi.ai

curl -X POST https://runapi.ai/v1/messages \
  -H "Authorization: Bearer $RUNAPI_KEY" \
  -H "Content-Type: application/json" \
  -d '{
  "model": "claude-opus-4-8",
  "max_tokens": 1024,
  "messages": [
    {
      "role": "user",
      "content": "Review this pull request for security vulnerabilities, performance issues, and suggest concrete improvements."
    }
  ]
}'

import { ClaudeClient } from "@runapi.ai/claude";

const client = new ClaudeClient();
const result = await client.message.run({
    model: "claude-opus-4-8",
    max_tokens: 1024,
    messages: [{"role":"user","content":"Review this pull request for security vulnerabilities, performance issues, and suggest concrete improvements."}],
});

require "runapi/claude"

client = RunApi::Claude::Client.new
result = client.message.run(
    model: "claude-opus-4-8",
    max_tokens: 1024,
    messages: [{role: "user", content: "Review this pull request for security vulnerabilities, performance issues, and suggest concrete improvements."}]
)

@runapi.ai/claude v1

CÓMO FUNCIONA