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Every API call uses credits from your plan balance. Different endpoints cost different amounts depending on the compute involved.

How much does each endpoint cost?

EndpointCredits
Domain lookup (GET /v1/domain/{domain})1
Domain history (GET /v1/domain/{domain}/history)1
Find domains by technology1
Technology lookup / search1
Technology stats and trends1
Market share1
Company lookup1
Company search1
Batch company lookup1 per domain
Live technology lookup5
Usage and credits endpoints0
Most endpoints cost 1 credit. Live detection (5 credits) costs more due to real-time browser rendering.

Plans

Free

$0/month — 100 creditsGet started with full API access. No credit card required.

Pro

$89/month — 10,000 creditsYearly: $890/year (save 17%).

Scale

$249/month — 50,000 creditsYearly: $2,490/year (save 17%).
Credits reset monthly on your billing cycle. Unused credits don’t roll over. Check your current balance at any time using the credit summary endpoint.

How to monitor usage

Use the account endpoints to track your credit consumption:
  • GET /v1/credits — Current credit balance across all API keys
  • GET /v1/usage — Detailed usage statistics with date range filtering
Both endpoints are free and don’t consume credits.

Rate limits

Request limits by plan and retry strategies.

Account API

Monitor usage statistics and credit balance via API.

Authentication

Set up your API key for Bearer token authentication.

Live detection

Real-time detection — costs 5 credits per request.

Frequently asked questions

No. Credits reset monthly on your billing cycle date. Unused credits don’t carry over. Monitor your balance with the free GET /v1/credits endpoint to avoid waste.
API calls that require credits will return an error when your balance reaches zero. Free endpoints like /v1/usage and /v1/credits continue to work. Upgrade your plan or wait for the monthly reset.
Live detection (POST /v1/technology-lookup-live) costs 5 credits because it spins up a real-time browser session to render the page, execute JavaScript, and analyze the results. Database lookups use pre-crawled data and return instantly for 1 credit. Use the domain lookup first and fall back to live detection only when needed.
Batch endpoints charge 1 credit per item in the request. For example, POST /v1/companies/batch with 50 domains costs 50 credits. POST /v1/technologies/lookup costs 1 credit total regardless of how many technology names you include. Check the endpoint table for per-endpoint costs.
Call GET /v1/credits to get your current balance, credit limit, and next reset date. This endpoint is free and doesn’t consume credits. You can poll it from your application to build dashboards or trigger alerts before you run out. See the account API for details.
Yes. If the Scale plan’s 50,000 monthly credits aren’t enough, contact the TechnologyChecker team for custom enterprise pricing. Enterprise plans include higher credit allocations, increased rate limits, and dedicated support. Visit technologychecker.io to get in touch.