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TensorZero logo

TensorZero

Observability

Verified Publisher·Pending reviewVerified Adoption·Pending reviewEnterprise Ready·Pending review

Open-source LLM application stack for observability, evaluations, prompt optimization, and controlled model gateway workflows.

Public links
Visit WebsiteDocumentation

Developers also use

Generated from similarity, co-save, category, project, and adoption signals.

Evidently logo
Evidently

Observability· evidentlyai.com

Freemium

Open-source observability and evaluation framework for monitoring ML and LLM applications with tests and metrics.

Why recommended

Same category

Keep evaluating TensorZero

Comparisons, category adoption data, and shortlist guides that answer the questions this profile raises next.

Weigh TensorZero against the alternatives

  • TensorZero alternativesEvery observability product developers evaluate in place of TensorZero.
  • TensorZero vs EvidentlySide-by-side pricing, API surface, and adoption evidence.
  • TensorZero vs OpenLITSide-by-side pricing, API surface, and adoption evidence.
  • TensorZero vs LaminarSide-by-side pricing, API surface, and adoption evidence.

Enterprise fit

Buyer brief for procurement and architecture review

Source-labeled signals for cost, reliability, security, integration, and adoption proof. Missing compliance evidence is shown as a gap, not guessed.

Compare for enterpriseExport brief
Inferred

Commercial model

Open source profile signal; exact enterprise terms need buyer review.

View source
Needs verification

Reliability

No status page, uptime, or SLA evidence attached

Needs verification

Security/compliance

No security, trust, or compliance source attached

Source linked

Integration fit

API available with docs/profile signal

View source
Needs verification

Adoption proof

No public adoption proof attached

Buyer recommendation

Shortlist only after verifying Reliability and Security/compliance.

API signal supports workflow automation.Docs are linked for implementation review.Open-source path can reduce lock-in review.At least one buyer evidence source is linked or verified.

Vendor value loop

Vendors receive anonymous aggregate evaluation demand by default. Account details are shared only after explicit buyer contact or consent.

Request vendor contact

Real data backfill while adoption proof grows

These are source-linked enrichment paths for missing fields. They are treated as proxies until claimed-company data and first-party tokens& adoption events replace them.

GitHub repository APIfreeStars, forks, license, topics, releases, default branch, repo freshness, and public contributor signal.OpenSSF ScorecardfreeOpen-source security posture checks for repos before enterprise review.npm downloads APIfreePublic JavaScript package download trends for SDK/tool adoption proxies.PyPI StatsfreePublic Python package download trends for SDK/tool adoption proxies.Product Hunt APIfreemiumLaunch timing, maker activity, and early-adopter demand signals when products launch publicly.

Events / Tours

TensorZero developer events

Hackathons, workshops, office hours, launches, and partner challenges tied to this product.

Claim or partner

No public events yet

Claimed teams can add hackathons, webinars, office hours, and challenges, then measure attendee to usage ROI.

AgentRank trust profile

Public proof buyers and agents can trust

Claim this tool to see who is evaluating it

AgentRank

51

Public signals · ★ 11,722

Trust Score

47

observed

Category Rank

#9

Observability · public signals

Protocols

API, SDK

Agent-readable metadata

Tracked Developers

0

Known active developer activity

Profile Status

Unclaimed

Owner action needed

Trust Registry

AgentRank evidence file
observed

Source breakdown

GitHub11,722

68% confidence

Protocol support

APISDK
Adoption over time
Last 8 weeks+17 GitHub stars in 30d · cohort private · trust 47

Timeline appears after verified events.

We do not draw a fake adoption chart before live usage, self-reported proof, or challenge activity exists for this product.

Private (N<7)

active developers

Private (N<7)

verified adoptions

Private (N<7)

retention

Your developer adoption profile is already visible.

Claim it to verify data, add integrations, and unlock adoption intelligence on developers and accounts evaluating TensorZero.

Claim your tool

Developer identities

See the builders behind saves, docs clicks, API calls, and retained usage.

Talk to sales

Account map

Developer identities, account mapping, retention cohorts, and competitor overlap are available on Growth and Enterprise plans.

About TensorZero

Open-source LLM application stack for observability, evaluations, prompt optimization, and controlled model gateway workflows.

Resources
Official siteWEBSITE

Official product homepage or source page.

DocumentationDOCS

Builder documentation or implementation guide.

GitHub repositoryGITHUB

Public source repository used for verification.

GitHub
3 Resources
GitHub Stats

11,722

Stars

972

Forks

392

Issues

Quick Info
PricingOpen source
Open sourceYes
API availableYes
7,932
925
Open source
Why recommended

Same category

OpenLIT logo
OpenLIT

Observability· openlit.io

Freemium

OpenTelemetry-native AI engineering platform for LLM observability, evaluations, guardrails, and prompt operations.

Why recommended

Same category

2,782
397
Open source
Why recommended

Same category

Laminar logo
Laminar

Observability· laminar.sh

Freemium

Open-source observability, tracing, and evaluation platform built for AI agents.

Why recommended

Same category

3,275
240
Open source
Why recommended

Same category

TruLens logo
TruLens

Observability· trulens.org

Open source

Open-source evaluation and tracking toolkit for measuring LLM app quality, feedback functions, and RAG behavior.

Why recommended

Same category

3,570
345
Open source
Why recommended

Same category

  • TensorZero vs TruLensSide-by-side pricing, API surface, and adoption evidence.

    • Check the adoption evidence

    • Observability developers actually keep usingFiltered to products with verified usage events, cohort breadth, and retention.
    • AgentRank category rankingsHow every category is ordered by adoption proof, trust, and protocol support.
    • Best Open Source AI ToolsShortlist guide for this category, with the tradeoffs written out.
    • Best AI Observability ToolsShortlist guide for this category, with the tradeoffs written out.

    Own TensorZero? Generate its adoption badge embed, or claim the profile to send verified usage events.

    Agent-readable protocol evidence raises trust and commercial readiness.

    Benchmark proof

    Benchmark proof pending

    Attach latency, cost, accuracy, reliability, or eval evidence to unlock the performance component.

    Trust gaps

    Verify publisher ownership
    Send SDK/API telemetry
    Attach benchmark evidence

    Enterprise verification can enrich evidence and export proof packages, but cannot buy rank.

    Claim this tool to see who is evaluating it
    Next best action

    Claim TensorZero before competitors use this profile as proof.

    Connect usage events, resolve developer identities, and see which accounts are evaluating TensorZero.

    Claim this tool to see who is evaluating it

    Resolve developer activity into companies, teams, and enterprise accounts.

    Talk to sales

    Retention cohorts

    Track first API call through 7/30/90-day retention and expansion.

    Talk to sales

    Competitor overlap

    Find developers evaluating alternatives and switching between tools.

    Talk to sales

    Category benchmark

    Compare activation, retention, and growth against your market.

    Talk to sales

    Recommended actions

    Prioritized DevRel, product, and sales plays based on live adoption signals.

    Talk to sales