OpenAI vs Fireworks AI: LLM APIs Comparison (2026)
An independent side-by-side comparison of OpenAI and Fireworks AI for llm apis buyers — pricing, features, integrations, and how often each is cited by major AI engines.
AI Citation Scorecard
How often each is cited by major AI engines when buyers ask llm apis questions. Last 90 days across ChatGPT, Perplexity, Gemini, Claude, and Copilot.
Probes run hourly; each (engine × query) combo retests every ~3 days.
Pricing
Key Features
- ✓Limited access to GPT-5.5 Instant
- ✓Limited messages and uploads
- ✓Limited faster image generation
- ✓Advanced reasoning with GPT-5.5 Thinking
- ✓Unlimited GPT-5.3 and file uploads
- ✓5x or 20x more usage
- ✓Unlimited memory
- ✓Unlimited subject to abuse guardrails
- ✓Serverless Inference
- ✓Fine Tuning
- ✓On Demand Deployments
- ✓High rate limits
- ✓Batch inference priced at 50%
- ✓Pay per token pricing
- ✓Pay per GPU second
- ✓Customizable open models
When to choose OpenAI
Choose OpenAI if your team prioritizes its strengths over Fireworks AI's. Full guidance populates as OpenAI's feature data is indexed.
When to choose Fireworks AI
Choose Fireworks AI if your team prioritizes its strengths over OpenAI's. Full guidance populates as Fireworks AI's feature data is indexed.
AI visibility profiles
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openai.com
fireworks.ai