# Fireworks AI vs Mistral: who uses which

On usedby, 44 companies use Fireworks AI and 42 use Mistral. 2 companies use both, including MongoDB and Harvey. Counts include every proof level, job-post signals included; each company keeps its proof level on each side. Latest check 2026-10-31: 85 of 86 public lines checked.

## Side by side

|  | [Fireworks AI](https://www.usedby.ai/tools/fireworks-ai.md) | [Mistral](https://www.usedby.ai/tools/mistral.md) |
|---|---|---|
| Public customers | 44 | 42 |
| Confirmed | 8 | 36 |
| Observed | 30 | 6 |
| Signals (job posts) | 0 | 0 |
| Top industries of customers (every proof level) | DevTools & Infrastructure (13), Artificial Intelligence (9), IT Services & System Integration (3) | Banking & Mortgages (4), Government & GovTech (4), Aerospace & Defense (3) |
| Category | AI inference & GPU cloud | Foundation models & model APIs |
| Security | SOC 2 Type II, ISO 27001, ISO 27701, ISO 42001, HIPAA ([trust.fireworks.ai](https://trust.fireworks.ai/), checked 2026-10-23) | ISO 27001, ISO 27701, SOC 2 Type II ([trust.mistral.ai](https://trust.mistral.ai/), checked 2026-10-21) |
| Data processing terms | A data processing agreement is available. ([trust.fireworks.ai](https://trust.fireworks.ai/), checked 2026-10-23) | A data processing agreement is available. ([legal.mistral.ai](https://legal.mistral.ai/terms/data-processing-addendum/), checked 2026-10-21) |
| Free trial | — | Free trial or free plan available. ([mistral.ai](https://mistral.ai/pricing/), checked 2026-10-21) |
| Pricing | — | Free: $0; Pro: $14.99 /mo; Team: $24.99 /user/mo; Enterprise: contact sales ([mistral.ai](https://mistral.ai/pricing/), checked 2026-10-04) |

## Companies that use both

Every proof level counts; the proof level of each side is shown, strongest proofs first. The first public proof is not an adoption date.

| Company | Proof, Fireworks AI | Proof, Mistral | First public proof, Mistral |
|---|---|---|---|
| [MongoDB](https://www.usedby.ai/companies/mongodb.md) | Observed | Observed | On or before November 2024 |
| [Harvey](https://www.usedby.ai/companies/harvey.md) | Observed | Confirmed | On or before November 2024 |

## Published results

Reviewed stories only; usedby did not measure the figures.

- Fireworks AI: [Phylo](https://www.usedby.ai/case-studies/phylo-fireworks-ai.md): **60%**: “Phylo cut inference cost 60% while doubling users month-on-month” (published 2026-09-17)
- Fireworks AI: [Paper Instruments](https://www.usedby.ai/case-studies/paper-instruments-fireworks-ai.md): **~98%**: “Outscoring Fable 5 at ~98% lower inference cost” (published 2026-10-28)
- Mistral: [Synapse Medicine](https://www.usedby.ai/case-studies/synapse-medicine-mistral.md): **30%**: “With over 30% of French general practitioners and 300 hospitals relying on Synapse” (published 2026-04-24)
- Mistral: [SNCF](https://www.usedby.ai/case-studies/sncf-group-mistral.md): **100,000 employees**: “The Groupe SNCF GPT has been deployed to over 100,000 employees” (published 2026-04-24)

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Source: https://www.usedby.ai/compare/fireworks-ai-vs-mistral · How we check: https://www.usedby.ai/methodology