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Developer Tools Apis Integration Dev Infrastructure Software Development

exa.ai

✓ verifiedFreemium

Search, crawling and research API built for AI agents, with token-efficient results and structured web-data enrichment.

761K visits/mo1.7K saves

DHTMLX Chatbot

✓ verifiedFree

Lightweight MIT-licensed JavaScript chatbot UI widget for building support-agent chat interfaces on top of any LLM.

92K visits/mo

HTTPie

✓ verifiedFreemium

Human-friendly API testing client for terminal, desktop and web, known for readable syntax; the CLI is open source.

82K visits/mo

Airbyte

✓ verifiedFreemium

Open-source data-movement platform now adding a context/action layer for AI agents; 600+ connectors and flexible pricing.

222K visits/mo

APIMart

✓ verifiedPaid

Unified API gateway to 500+ AI models (GPT, Claude, Sora, image/video) with OpenAI-compatible endpoints and discounted usage.

328K visits/mo1.9K saves

Pricing

Free: $0 (20,000 requests/mo)

Search: $7/1k requests

Contents: $1/1k pages

Deep Search: $12-15/1k requests

Monitors: $15/1k requests

Agent: $0.012-$1.00/run

No public pricing

Agents Free: $0/mo (1000 AOs)

Agents Individual: $29/mo (5000 AOs)

Agents Team: $299/mo (10,000 AOs)

Data Standard: from $10/mo

Data Plus: from $500/mo

No public pricing

Core features

✦Web search API tuned for agents
✦Full-page contents with token-efficient highlights
✦Asynchronous agents for deep research and enrichment
✦Structured outputs with grounded citations
✦Web monitors that track new events on a schedule
✦Zero data retention and SOC 2 Type II controls

✦MIT-licensed and free to use
✦Lightweight (~65kb) JavaScript widget
✦4 message display modes plus typewriter effect
✦Markdown support and chat history
✦Backend hook to integrate any LLM
✦Responsive, mobile-friendly, read-only mode

✦Human-friendly command-line HTTP client
✦Web and desktop GUI apps
✦Simple, readable request syntax
✦Request export/import and history
✦Path parameters and 'copy as command'
✦Open-source terminal version

✦600+ data connectors
✦ELT replication and CDC
✦Open-source and managed cloud options
✦Airbyte Agents context store (MCP/SDK/CLI)
✦Capacity- and volume-based pricing
✦Governance: SSO, RBAC, encryption

✦Single OpenAI-compatible API for 500+ models
✦Chat, image, video and audio models
✦Discounted per-request pricing
✦One dashboard for keys, quotas and usage
✦Multi-region routing and failover (99.9% uptime)
✦Multiple payment methods incl. crypto

Use cases

→Give coding agents current docs and repo context
→Power chatbots with real-time web answers
→Enrich company and people data at scale
→Monitor the web for fresh events

→Adding an AI chat UI to web apps
→Building LLM-powered support agents
→Embedding chat widgets in existing products
→Prototyping chatbot interfaces

→Testing REST APIs
→Sending and inspecting HTTP requests
→Debugging web services
→Sharing API requests across a team

→Building data pipelines to warehouses
→Syncing SaaS data for analytics
→Giving AI agents live business context

→Accessing many AI models via one API
→Cutting AI model API costs
→Building multimodal AI apps
→Consolidating AI billing and keys

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