SSealbook

๐Ÿ‡บ๐Ÿ‡ธ Developer Tools & APIs in United States

Sealbook lists 914 Developer Tools & APIs products based in United States. Common specialties: AI app builder, Observability platform, AI code review, Test automation, Agent workspace. 6 have a feature-by-feature check from their own website and 1 publish plan prices. Ranked by how widely known each product is and how much we could confirm โ€” vendors cannot pay for position.

Ask the AI for a pick

Cajal

Formal verification

Software for provably correct code.

๐Ÿ‡บ๐Ÿ‡ธ United StatesAll sizes

Captain

Search infrastructure

Search for product and file discovery.

๐Ÿ‡บ๐Ÿ‡ธ United StatesAll sizes

Clodo

People sourcing

API and platform for sourcing target personas.

๐Ÿ‡บ๐Ÿ‡ธ United StatesAll sizes

Clutch

Agentic websites

Build and optimize websites that answer visitors and adapt to changes.

๐Ÿ‡บ๐Ÿ‡ธ United StatesAll sizes

Coarena

AI benchmarking

Benchmark and leaderboard for computer-use AI agents.

๐Ÿ‡บ๐Ÿ‡ธ United StatesAll sizes

CodeViz

Code visualization

Visualize code architecture and changes for software teams.

๐Ÿ‡บ๐Ÿ‡ธ United StatesAll sizes

Corsair

Integration layer

Open source integration layer for AI agents.

๐Ÿ‡บ๐Ÿ‡ธ United StatesAll sizes

Datafruit

Implementation workspace

AI workspace for software implementations.

๐Ÿ‡บ๐Ÿ‡ธ United StatesAll sizes

Decawork

AI action control

Approve AI agent actions with company policies.

๐Ÿ‡บ๐Ÿ‡ธ United StatesEnterprise

Dexto

Agent workspace

Operating system for agentic work.

๐Ÿ‡บ๐Ÿ‡ธ United StatesAll sizes

Ellipsis

Managed cloud agents

Managed cloud agents for software teams

๐Ÿ‡บ๐Ÿ‡ธ United StatesAll sizes

Embedly

Rich media embeds

API and tools for richer embeds in sites and apps

๐Ÿ‡บ๐Ÿ‡ธ United StatesAll sizes

Fixa

AI coding agent

AI software engineer that writes, tests, and opens pull requests.

๐Ÿ‡บ๐Ÿ‡ธ United StatesAll sizes

GitCafe

Git hosting

Git hosting, code review, and stacked pull requests.

๐Ÿ‡บ๐Ÿ‡ธ United StatesAll sizes

GodHands

Work playbooks

Turn team know-how into playbooks and agents.

๐Ÿ‡บ๐Ÿ‡ธ United StatesEnterprise

Hoplite

Cloud coding agents

Cloud agents for building and testing software.

๐Ÿ‡บ๐Ÿ‡ธ United StatesAll sizes

Hubble

Record retrieval

Medical record retrieval across payers and EHRs.

๐Ÿ‡บ๐Ÿ‡ธ United StatesAll sizes

Hue

Agent testing

Repeatable tests for AI agents.

๐Ÿ‡บ๐Ÿ‡ธ United StatesAll sizes

Humwork

Human experts for AI

On-demand human experts for AI agents.

๐Ÿ‡บ๐Ÿ‡ธ United StatesAll sizes

Infera

Lab workflow OS

Operating system for laboratory workflows.

๐Ÿ‡บ๐Ÿ‡ธ United StatesAll sizes

Isoquant

Model inference API

Run open models with low cost and latency.

๐Ÿ‡บ๐Ÿ‡ธ United StatesAll sizes

HERA

Engineering checks

Checks drawings, documents, and revisions for engineering teams.

๐Ÿ‡บ๐Ÿ‡ธ United StatesEnterprise

Maxxwell

Agent workspace

Workspace for managing coding agents and their work.

๐Ÿ‡บ๐Ÿ‡ธ United StatesAll sizes

Mirrors

Agent context routing

Dynamic context for AI agents without redeploying.

๐Ÿ‡บ๐Ÿ‡ธ United StatesAll sizes

Mosaic

AI code session log

Shared drive for AI coding sessions

๐Ÿ‡บ๐Ÿ‡ธ United StatesAll sizes

Nullstone

Internal developer platform

Launch secure apps and environments on your cloud

๐Ÿ‡บ๐Ÿ‡ธ United StatesAll sizes

Okibi

AI CLI generation

Turns products into CLIs for agent use.

๐Ÿ‡บ๐Ÿ‡ธ United StatesAll sizes

OpenSEO

SEO platform

Open source SEO platform for research and audits.

๐Ÿ‡บ๐Ÿ‡ธ United StatesAll sizes

Orchestra

AI model optimization

Optimize AI workflows and models for production teams.

๐Ÿ‡บ๐Ÿ‡ธ United StatesAll sizes

Pinnacle

Messaging API

Developer API for RCS, iMessage, MMS, and SMS.

๐Ÿ‡บ๐Ÿ‡ธ United StatesAll sizes

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