TensorZero
TensorZero

TensorZero

Measured by AhrefsDR27 out of 100, Below median. Ahrefs DR. Open the scores section.Ahrefs DR: 27/100. Below median. Measured by Ahrefs. Median 44.Measured by StartupHub.aiAgent40 out of 100, Below median. Agent Readiness. Open the scores section.Agent Readiness: 40/100. Below median. Measured by StartupHub.ai. Median 41.Measured by Google PageSpeedSpeed95 out of 100, Top 25%. Site Speed. Open the scores section.Site Speed: 95/100. Top 25%. Measured by Google PageSpeed. Median 62.Measured by StartupHub.aiTrust80 out of 100, Top 25%. Data Trust. Open the scores section.Data Trust: 80/100. Top 25%. Measured by StartupHub.ai. Median 61.

TensorZero builds open-source tools for production-grade LLM applications: LLM gateway, observability, optimization, evaluations, and experimentation.

ActiveSan Francisco, United States

About

TensorZero builds open-source tools for production-grade LLM applications: LLM gateway, observability, optimization, evaluations, and experimentation.

Key facts

Website
tensorzero.com
Headquarters
San Francisco, United States
Total funding
$7M (Seed)
Business model
B2B

Funding rounds

Funding rounds raised by TensorZero
DateRoundAmountLead investors
24 Apr 2024Seed$7MGradient Ventures

Tech stack

Detected on tensorzero.com, last scanned 31 Oct 2026.

Frontend
Tailwind CSS
CDN
Cloudflare
Email provider
Google Workspace

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Comments
(5)

5 reviews from Reddit gathered in one place

Reddit
r/CodexHacksu/Just_Lingonberry_352Jun 20, 2026PositiveReddit

community-maintained LLM gateway derived from TensorZero.

Reddit
r/ClaudeAIu/OtsoBearNov 29, 2025PositiveReddit

You can grab full docs for things like the Anthropic API or TensorZero and drop them straight into an LLM. It’s live at docs-exporter , and the source code is on Github .

Reddit
r/cursoru/nitkjhJun 7, 2025MixedReddit

TensorZero reverse-engineered Cursor’s API calls to see its actual prompts and swap models under the hood.

Reddit
r/redditu/bianconiApr 15, 2025PositiveReddit

TensorZero is an open-source framework for building production-grade LLM applications. It unifies an LLM gateway, observability, optimization, evaluations, and experimentation.

Reddit
r/learnrustu/bianconiSep 16, 2024PositiveReddit

To be a little cheeky, TensorZero is an open-source platform that helps LLM applications graduate from API wrappers into defensible AI products. Integrate our model gateway Send metrics or feedback Unlock compounding improvements in quality…

Each quote is copied word for word and links to where it was posted. Promotion and off-topic posts are filtered out.

Frequently asked

Is TensorZero trustworthy and reputable?

StartupHub's Data Trust & Reputation score for TensorZero is 80 out of 100, a trusted rating, based on site security posture, privacy practices, malware and phishing checks, and public reputation signals.

How much funding has TensorZero raised?

TensorZero has raised a total of $7M in funding. The most recent round on record is Seed.

A tool we built

API and MCP Security Scanner

See what an API or MCP server gives a stranger: transport, auth, CORS, rate limits, and which tools answer with no credentials. Use it before you publish an endpoint.

Need it connected to TensorZero or your own stack? Ask for a custom integration. We reply within 2 days.

SEC filings, insider activity, nonprofit links and pay benchmarks for TensorZero:

Company details: from public sources. Funding: no announced round on file. Ownership: not yet claimed by the company. Scores: measured by named tools; each links to its method. Our rules