Guides / 4 listed
Free AI APIs with no credit card
APIs with free credits where the official pricing page explicitly says no credit card is required. For LLM APIs with free quotas, see the LLM API comparison.
4 listings · facts checked on official pages, latest 2026-10-14. Plans change; confirm on the vendor's site.
01AssemblyAIAI Audio
Card: none
What you get
$50 in free credits on signup for speech-to-text and other APIs.
How to get it
Sign up at assemblyai.com.
What it requires
No credit card required.
The catch
Credits are a one-time amount; free-tier streaming concurrency is 5 new streams per minute versus 100 on pay-as-you-go.
From the official page · checked 2026-10-14
02ExaAI Search
Card: noneChanged
What you get
$10 in free credits every month plus a $10 onboarding bonus, access to all endpoints, MCP server and 50+ integrations.
How to get it
Sign up at exa.ai.
What it requires
No payment method required.
The catch
Credits are spent at standard rates (Search from $4 per 1,000 requests); Free is capped at 10 search queries per second.
From the official page · checked 2026-10-14
03TavilyAI Search
Card: none
What you get
1,000 API credits a month.
How to get it
Get started at tavily.com.
What it requires
No credit card required.
The catch
Not stated by vendor
From the official page · checked 2026-10-14
04FirecrawlDev Tools
Card: noneChanged
What you get
1,000 credits a month (500 searches or 1,000 pages), 2 concurrent requests.
How to get it
Get started at firecrawl.dev.
What it requires
No card.
The catch
Low rate limits.
From the official page · checked 2026-10-14