Fireworks AI
Ultra-fast inference — production AI with sub-100ms time-to-first-token.
About
Fireworks AI (2022) is the speed-focused inference platform: sub-100ms time-to-first-token on popular models, with fine-tuning, LoRA serving, and compound AI (multi-model pipelines).
Commercial: usage-based. The latency leader for real-time AI (voice agents, interactive apps). For applications where every millisecond matters, Fireworks is the performance pick. Backed by $552M+ funding.
What it can do
- • Sub-100ms time-to-first-token\n• Fast open-model inference\n• LoRA fine-tuning and serving\n• Compound AI pipelines\n• Real-time optimized\n• OpenAI-compatible API
Setup
- Sign up at https://fireworks.ai and get an API key.\n2. Use the OpenAI-compatible endpoint.\n3. Deploy LoRAs or use serverless models.
Prerequisites
A Fireworks AI account; credits.
Use cases
Works with
Trust score — 7/10
Scored 7/10 (metrics tier). The latency leader with sub-100ms TTFT and $552M+ backing. Docked three points: (1) premium pricing for speed; (2) smaller model selection than Together; (3) niche focus. For real-time AI.
How the trust score is built
Full methodology →- Adoption · stars/downloads, log-scaled vs peers
- 9.0/10
- Maintenance · recency, releases, issue load
- 5.0/10
- Openness · license + docs
- 4.5/10
- Manual review · sanity read + red-flag check
- 8.0/10
- · provider-tier estimate — thinner evidence (no public adoption metric)
- · latency leader; $552M+ funding
- · no release date — neutral maintenance score
- · manual review: sub-100ms TTFT is real; smaller selection; license: proprietary — usage-based; premium for speed
Sources
Every fact above was checked against these sources. Where a claim comes from the provider and couldn't be independently verified, the text says so.