Text · Anthropic

Claude

Anthropic's LLM for complex reasoning, code, analysis, and extended-context tasks.

Operational · 7 variants · ab $0.050
# 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.
ÜBERBLICK

Claude is Anthropic's large language model family available in Opus, Sonnet, and Haiku tiers, designed for nuanced reasoning, long-context analysis, and code generation. It emphasizes accuracy, instruction following, and predictable outputs.

  • Installable agent skill
  • Unified API key
  • SDK examples included
  • Fehlgeschlagene Generierungen werden nicht berechnet
VARIANTEN

Varianten

Variant Billing From
claude-haiku-4-5-20251001 1K tokens $0.050 Ansehen →
claude-opus-4-5-20251101 1K tokens $0.250 Ansehen →
claude-opus-4-6 1K tokens $0.250 Ansehen →
claude-opus-4-7 1K tokens $0.250 Ansehen →
claude-opus-4-8 1K tokens $0.250 Ansehen →
claude-sonnet-4-5-20250929 1K tokens $0.130 Ansehen →
claude-sonnet-4-6 1K tokens $0.130 Ansehen →
AGENT USAGE

Use this model from your agent

Prompt + SDK example
# User prompt to the agent
"Review this pull request for security vulnerabilities, performance issues, and suggest concrete improvements."
// Code generated by the agent via @runapi.ai/claude
import { ClaudeClient } from '@runapi.ai/claude';

const client = new ClaudeClient();
const result = await client.message.run({
  model: 'claude-haiku-4-5-20251001',
  prompt: 'Review this pull request for security vulnerabilities, performance issues, and suggest concrete improvements.',
});
@runapi.ai/claude npm
SO FUNKTIONIERT ES

How to call this model

01

Install the skill

Add the model skill to your agent or install the SDK package.

02

Authenticate once

Use your RunAPI key for every supported model.

03

Send a request

Use the unified schema for the endpoint you need.

04

Receive output

Poll by task ID or handle the callback when the generation completes.

SDK QUICKSTART

SDK quickstart

runapi.ai
curl -X POST https://runapi.ai/v1/messages \
  -H "Authorization: Bearer $RUNAPI_KEY" \
  -H "Content-Type: application/json" \
  -d '{
  "model": "claude-haiku-4-5-20251001",
  "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-haiku-4-5-20251001",
    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-haiku-4-5-20251001",
    max_tokens: 1024,
    messages: [{role: "user", content: "Review this pull request for security vulnerabilities, performance issues, and suggest concrete improvements."}]
)
@runapi.ai/claude v1
KONTEXT

Where Claude fits

Claude is Anthropic's LLM family, spanning Opus (frontier), Sonnet (balanced), and Haiku (fast). Through RunAPI, all Claude variants share the same API shape and per-token billing.

Provider
Anthropic
Modality
Text
WARUM RUNAPI

Why use Claude through RunAPI

One API key

Use the same credentials across models and providers.

Agent-ready

Installable skills include docs and schema for tool calls.

Predictable billing

Usage-based pricing is visible before you call.

FAQ

Frequently asked questions

How do I call this model?

Use the RunAPI SDK, CLI, or REST endpoint shown on this page.

Do failed generations cost money?

Fehlgeschlagene Generierungen werden nicht berechnet

Can agents use it directly?

Yes. Install the model skill and your agent gets the docs, schema, and examples.

JETZT STARTEN

Start building with Claude.