Claude Sonnet 4.6 API
The workhorse. Near-Opus quality on most coding tasks at a fifth of the price — the default choice for production workloads.
Pricing
| Official | AI Prime Tech | You save | |
|---|---|---|---|
| Input (per 1M tokens) | $3 | $0.9 | 70% OFF |
| Output (per 1M tokens) | $15 | $4.5 |
Pay-as-you-go, no subscription. Prompt caching and batch discounts apply on top where supported.
Best for
- Production coding assistants
- Day-to-day Claude Code sessions
- RAG and summarization at scale
- Agents with tight cost budgets
Specifications
| Release | 2025 |
| Context window | 200K (1M beta) |
| Max output | 64K tokens |
| Vision | Yes |
| Tool use | Yes |
| Extended thinking | Yes |
Quick start
Use your existing SDK — just point it at our gateway and use model ID claude-sonnet-4-6:
export ANTHROPIC_BASE_URL=https://claudeapikey.dev
export ANTHROPIC_AUTH_TOKEN=sk-your-key-hereWorks with Claude Code, Cursor, Cline, Aider, and the official Anthropic / OpenAI SDKs. See the 60-second setup guide.
Start using Claude Sonnet 4.6 today
Instant API key, pay-as-you-go, crypto accepted. 70% below official pricing.
Get Your API Key →All models: Claude Opus 4.8 · Claude Fable 5 · Claude Haiku 4.5 · Claude 1M Context · GPT-5.5 · GPT-5 · Gemini 3 Pro · Gemini 3 Flash · MiniMax M3
AI Prime Tech is an independent third-party API gateway. Model names and trademarks belong to their respective owners (Anthropic, OpenAI, Google, MiniMax). No affiliation or endorsement is implied. Sample retail pricing — see your dashboard for live rates.