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Side-by-side features, use cases and pricing — because the right pick depends on your job and budget, not just the ranking.

ImageKit logo
ImageKit
✓ verifiedFreemium

ImageKit is an image and video optimization and delivery API with a DAM and creative automation for developers and teams.

1.0M visits/mo
APIMart logo
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
The New GitBook logo
The New GitBook
✓ verifiedFreemium

Documentation platform for publishing accurate, AI-ready docs sites, with Git sync and an MCP server for AI tools.

653K visits/mo2.9K saves
TestSprite logo
TestSprite
✓ verifiedFreemium

Agentic QA platform that drives a real browser or live API to verify AI-generated code and hands agents a fixable bug report.

231K visits/mo13K saves
Defang logo
Defang
✓ verifiedFreemium

Developer tool that deploys Docker Compose apps (with LLMs and databases) into your own AWS, GCP or Azure account via one command.

20K visits/mo
Pricing

No public pricing

Free trial available

No public pricing

No public pricing

Free trial available

Free: $0 (150 credits/month, 1 test list)
Starter: $19/month (400 credits/month; $0 for the first month)
Standard: $69/month (1,600 credits/month)
Starter: $0 (1 cloud account)
Pro: $49/mo (1 account, +$29/mo per extra)
Enterprise: $499/mo (3 accounts, +$49/mo per extra)
Core features
  • Real-time image/video optimization and URL-based transforms
  • AI and GenAI transforms (smart crop, background removal, generative fill, upscaling)
  • Global CDN delivery with sub-50ms response
  • AI-powered digital asset management
  • Creative automation for on-brand banners at scale
  • SDKs and integrations for major stacks and CMSs
  • 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
  • Publish structured documentation sites
  • Git sync for docs-as-code workflows
  • AI setup agent to build and import docs
  • GitBook MCP server for AI access
  • Enterprise controls
  • Free tier to start
  • Live browser/API testing rather than mocked assertions
  • Auto-generated failure bundles with root-cause hypotheses
  • CLI and MCP/IDE integration for AI coding agents
  • Auto-healing tests when the UI drifts
  • Growing regression suite that persists across development phases
  • No-code web app with live preview and video replay for QA teams
  • One-command deploy from Docker Compose
  • Deploys into your own or a customer's cloud account
  • Native managed LLM access (Bedrock/Vertex/Azure AI)
  • Managed Postgres, MongoDB and Redis
  • Auto-configured IAM, VPC, TLS and load balancing
  • Open-source CLI and cloud providers
Use cases
  • Speeding up website and app media performance
  • Optimizing e-commerce and media images and video
  • Centralized digital asset management and collaboration
  • Adaptive video streaming
  • Generating thousands of on-brand banner variations
  • Accessing many AI models via one API
  • Cutting AI model API costs
  • Building multimodal AI apps
  • Consolidating AI billing and keys
  • Publish product and API documentation
  • Maintain docs-as-code with Git sync
  • Make docs consumable by AI assistants
  • Import existing docs into a hosted site
  • Verifying AI coding-agent output before merging code
  • Catching regressions from unattended overnight coding runs
  • QA teams testing live apps without writing test scripts
  • Gating CI/CD releases on end-to-end pass rates
  • Shipping AI agents and web apps to production
  • Deploying the same app across many customer clouds
  • Agencies deploying into client cloud accounts
  • Avoiding hand-written Terraform or Kubernetes
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