Braintrust vs Middleware

See how their public offers line up before you choose your own position. Prices stay in the currency, billing schedule, and charged unit each vendor publishes.

Braintrust

See full pricing history

USD · US · source: www.braintrust.dev

Plan	Pricing	Charged by	Offer type
Starter — For everyone	Free $0 / month	Flat · $0 / month	Standalone · Free

Middleware

See full pricing history

USD · US · source: middleware.io

Plan	Pricing	Charged by	Offer type
Pay As You Go	USD 0.3 monthly $0.30 per GB of metrics, logs and traces	Usage · per GB; additional usage meters published	Standalone · Starting at
BYOC	Contact sales Custom pricing	Flat · published offer	Standalone · Contact sales

What each plan includes

Feature names follow each vendor’s own pricing page, so verify the wording before treating them as exact equivalents.

Braintrust

Starter — For everyone

Core platform Model credits: $10 credits + token rates

Included
Core platform Processed data: 1 GB processed data + $4/GB

Included
Core platform Scores: 10k scores + $2.50/1k

Included
Data retention and export Data retention: 14-day retention

Included
Core platform Users, projects, playgrounds, experiments, datasets: Unlimited users, projects, datasets, playgrounds, and experiments

Included
Core platform Human review scores: 1 per project

Included

Middleware

Pay As You Go

Plan card RUM sessions: $1 per 1,000

Limited
Plan card Synthetic checks: $1 per 5,000

Limited
Plan card Retention: 30 days

Limited

BYOC

Plan card Bring your own cloud: 0

Limited
Plan card Custom retention: 1

Limited
Plan card Support: 24x7

Limited

How their prices changed

Each dated row shows the public prices observed when that vendor’s pricing page changed.

Braintrust

August 27, 2026 Source
- Starter — For everyone: Free

Middleware

August 27, 2026 Source
- Pay As You Go: USD 0.3 monthly
- BYOC: Contact sales