Speed Without Compromise
The fastest AI inference tier available. 0.3s response times on Cerebras hardware with automatic Groq fallback. Built for latency-sensitive production workloads.
Technical Specifications
Latency
0.3–0.9 seconds P50. Cerebras hardware delivers the fastest inference in the world. Automatic Groq Llama 3.3 fallback on Cerebras failure.
Models
Cerebras gpt-oss-120B — 120 billion parameters on wafer-scale hardware. Groq Llama 3.3 70B — 0.5s fallback with uncensored output.
Strengths
HTML/CSS generation, JavaScript, frontend code, shell scripting, SQL queries, simple classification, form validation, HTML templates.
API
OpenAI-compatible endpoint. Drop-in replacement — change one URL. SDK support: Python, Node.js, curl. Streaming responses supported.
Live Benchmark Results
Verified benchmarks run continuously. Updated every hour. View full report →
Competitor Comparison
| Provider | Latency | Price/M tokens | JS Accuracy | SQL Accuracy | Models |
|---|---|---|---|---|---|
| 325 Fast | 0.3–0.9s | $0.009 | 100% | 100% | Cerebras 120B + Groq 3.3 |
| OpenAI GPT-4o-mini | 0.8–2.1s | $0.15 | 92% | 88% | GPT-4o-mini |
| Claude Haiku 3.5 | 1.2–3.0s | $0.25 | 90% | 85% | Claude Haiku |
| Groq (direct) | 0.5–1.5s | Free* | 89% | 82% | Llama 3.3 70B |
| Together AI | 1.5–4.0s | $0.10 | 85% | 80% | Multiple |
* Groq free tier is rate-limited to 30 req/min. Benchmarks run June 2026.
Quick Start
Start Building With 325 Fast
1,000,000 tokens free on signup. No credit card required.