Head to head
Cognism vs Prospeo
As a data enrichment API, Prospeo rates higher on the APIbenchmarks Index, 71.8 to 60, a 11.8-point gap. Here is how they compare on each criterion.
Criterion by criterion
| Criterion | Cognism | Prospeo |
|---|---|---|
| Documentation & DX | ||
| Reliability | ||
| Ecosystem & SDKs | ||
| Accessibility | ||
| APIbenchmarks Index | 60.0 | 71.8 |
Specifications
| Cognism | Prospeo | |
|---|---|---|
| Best for | GDPR-compliant EMEA contact data for sales teams | Verified email and mobile finding for outbound |
| Free tier | No | 100 credits/mo, API access included |
| Pricing | Annual platform contract + search tokens/credits | Per credit (email 0.5-1, mobile 10) |
| Official SDKs | 3 languages | 4 languages |
Is Cognism better than Prospeo?
On the APIbenchmarks Index, Prospeo rates higher (71.8 vs 60). It leads on the four weighted criteria, but price is reported separately, so the best choice still depends on your budget.
Verdict in one line
Prospeo leads by 11.8 points (71.8 vs 60) and wins 2 of 4 criteria.
Winner by criterion
| Criterion | Winner | ||
|---|---|---|---|
| Documentation & DX | 72 | 78 | |
| Reliability | 66 | 66 | Tie |
| Ecosystem & SDKs | 62 | 62 | Tie |
| Accessibility | 32 | 82 |
Choose Cognism if… / choose Prospeo if…
- →your use case matches its focus: gdpr-compliant emea contact data for sales teams
- →documentation & dx matters most to you (78 vs 72)
- →accessibility matters most to you (82 vs 32)
- →you want a free tier to start (100 credits/mo, API access included)
- →you need broad SDK coverage (4 official SDKs vs 3)
- →your use case matches its focus: verified email and mobile finding for outbound
Pricing side by side
- Model
- Annual platform contract + search tokens/credits
- Free tier
- No
- FreeNone
- Platform plansCustom (third-party: about $15k-$25k/yr entry)
- Enterprise / Diamond dataCustom (third-party: $40k-$100k+/yr)
- Model
- Per credit (email 0.5-1, mobile 10)
- Free tier
- 100 credits/mo, API access included
- Free$0
- StarterAbout $49/mo ($37/mo annual)
- GrowthAbout $99/mo ($74/mo annual)
- ProAbout $249/mo ($187/mo annual)
Vendor-published pricing, verified 2026-10-07 (Cognism) and 2026-10-07 (Prospeo).
SDK and language coverage
Both · 3
REST API (OAuth 2.0)MCP serverNo official SDKs found
Only Cognism · 0
None
Only Prospeo · 1
Composio and workflow-tool integrations
Strengths and weaknesses
- +Clear OAuth 2.0 client-credentials auth with documented 20-minute tokens
- +Published rate limits (500 req/min per operation) with standard RateLimit headers
- +Separate search-token and credit metering visible in response headers
- –API requires a subscription entitlement and org-level enablement
- –No public pricing or free tier; contracts commonly $15k-$100k+/yr per third-party estimates
- –No official SDKs or changelog found
- +Free API access stated in the docs
- +Plan-tiered published rate limits and per-endpoint credit costs
- +Search over 200M+ contacts and 30M+ companies with 30+ filters
- –Unused credits expire every billing cycle
- –Per-user pricing multiplies for teams
- –Mobile reveals cost 10 credits
Cognism vs Prospeo: questions
- Which has better documentation, Cognism or Prospeo?
- Prospeo scores higher on documentation and developer experience: 78 vs 72 out of 100.
- Which is more reliable, Cognism or Prospeo?
- Cognism and Prospeo score the same on reliability (66).
- Do Cognism and Prospeo have a free tier?
- Cognism: no free tier. Prospeo: yes (100 credits/mo, API access included).
- How are Cognism and Prospeo priced?
- Cognism: Annual platform contract + search tokens/credits. Prospeo: Per credit (email 0.5-1, mobile 10).
- Which has more official SDKs?
- Prospeo lists 4 official SDKs, Cognism lists 3.