Anthropic API vs Groq
API for Claude — frontier models for chat, tool use, agents, and long-context reasoning
vs. Fastest LLM inference — LPU-powered (300-1000+ tokens/sec)
Pricing tiers
Anthropic API
Opus 4.7 — usage
Input $5 / output $25 / cache-write $6.25 / cache-read $0.50 per 1M tokens. Batch = 50% off.
Custom
Sonnet 4.6 — usage
Input $3 / output $15 / cache-write $3.75 / cache-read $0.30 per 1M tokens. Batch = 50% off.
Custom
Haiku 4.5 — usage
Input $1 / output $5 / cache-write $1.25 / cache-read $0.10 per 1M tokens. Batch = 50% off.
Custom
Groq
Free Tier
Generous free RPM / TPM by model. Great for dev + small apps.
Free
On-Demand (paid)
Pay-as-you-go per token. OpenAI-compatible API, no infrastructure to manage.
$0 base (usage-based)
Developer Tier
Higher rate limits for production apps.
$0 base (usage-based)
Enterprise
Custom. Dedicated capacity, SLA, on-prem option.
Custom
Free-tier quotas head-to-head
Comparing opus-4-7 on Anthropic API vs free-tier on Groq.
| Metric | Anthropic API | Groq |
|---|---|---|
| discount batch | 50 % off | — |
Features
Anthropic API · 0 features
Groq · 7 features
- Audio Transcription — Whisper endpoint.
- Batch API — 50% discount.
- Chat Completions (OpenAI-compat) — Standard /v1/chat/completions endpoint.
- Function Calling
- JSON Mode — Enforce JSON output format.
- Prompt Caching — 50% discount on cached input.
- Streaming — SSE streaming for chat.
Developer interfaces
| Kind | Anthropic API | Groq |
|---|---|---|
| CLI | Claude Code CLI | — |
| SDK | Go SDK, Java SDK, Python SDK, Ruby SDK, TypeScript SDK (@anthropic-ai/sdk) | groq-python, groq-sdk (Node) |
| REST | AWS Bedrock, Google Vertex AI, Microsoft Azure AI, REST API (Messages + Agents) | Groq API (OpenAI-compat) |
Staxly is an independent catalog of developer platforms. Outbound links to Anthropic API and Groq are plain references to their official websites. Pricing is verified against vendor pages at publication time — reconfirm before buying.
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