Oxylabs SERP API vs Zenserp: full comparison for 2026
Last updated: June 2026
Quick verdict
Oxylabs SERP API (3.8/5) edges ahead of Zenserp (3.4/5) overall. Oxylabs SERP API is the better choice for enterprise teams needing real-time (not cached) SERP data with custom extraction logic backed by a large proprietary proxy network. Zenserp is the stronger option for solo developers and small projects needing simple, transparent-pricing Google SERP access with a no-card free tier and minimal integration overhead. The right choice depends on your project size, budget, and required tech stack.
Oxylabs SERP API vs Zenserp: head-to-head summary
| Criterion | Oxylabs SERP API | Zenserp |
|---|---|---|
| Founded | 2015 | 2019 |
| HQ | Vilnius, Lithuania | Not publicly disclosed |
| Team size | 201–500 | 1–10 |
| Rating | 3.8 / 5 | 3.4 / 5 |
| Best for | Enterprise teams needing real-time (not cached) SERP data with custom extraction logic backed by a large proprietary proxy network | Solo developers and small projects needing simple, transparent-pricing Google SERP access with a no-card free tier and minimal integration overhead |
| Pricing model | Pay-per-request (~$3–$15/1K queries by target and mode); volume discounts on enterprise plans | Pay-as-you-go; transparent public pricing; free 100 searches/month |
| Min. engagement | Not publicly disclosed (enterprise sales process) | $0 (100 free searches/month, no credit card) |
| Primary tech stack | REST API, Python SDK, Node.js SDK | REST API, JSON output |
| Industries served | E-commerce, Marketing Analytics, Financial Services, Research & Academia | Marketing Analytics, E-commerce, Research & Academia |
Oxylabs SERP API vs Zenserp: overview
Oxylabs SERP API
Oxylabs SERP Scraper API provides structured SERP data from Google, Bing, Baidu, and other engines by routing live requests through its own 102M+ IP proxy network — no cached data. Custom JavaScript parsers allow callers to define exactly what is extracted from each result page. Oxylabs was founded in 2015 and is headquartered in Vilnius, Lithuania, with offices in the US and UK. It holds ISO 27001 certification. The SERP API uses asynchronous delivery with webhooks or polling, with typical completion times of 5–30 seconds depending on target and proxy routing. Notable clients include Reebok, Adidas, and Nielsen (per company website; independently unverifiable).
Zenserp
Zenserp provides a Google SERP API with transparent, publicly-listed pricing and a free monthly allocation of 100 searches requiring no credit card. It covers Google Web, Images, News, and Maps verticals with geolocation and language targeting. Zenserp is a bootstrapped product; founding year, HQ location, team size, and company details are not publicly disclosed. Results are returned in real time. No compliance certifications or enterprise support tiers are documented. The API is designed for minimal setup — integration requires only an API key passed via a single HTTP GET request.
Services and capabilities: Oxylabs SERP API vs Zenserp
| Capability | Oxylabs SERP API | Zenserp |
|---|---|---|
| Real-time web search | ✗ | ✓ |
| News & event intelligence | ✗ | ✗ |
| Structured JSON output | ✓ | ✓ |
| AI / LLM pipeline integration | ✗ | ✗ |
| Scheduled monitoring | ✗ | ✗ |
| Multi-language coverage | ✗ | ✓ |
Tech stack comparison: Oxylabs SERP API vs Zenserp
| Framework / platform | Oxylabs SERP API | Zenserp |
|---|---|---|
| REST API | ✓ | ✓ |
| Python SDK | ✓ | N/A |
| JSON output | ✓ | ✓ |
| LLM validation | N/A | N/A |
| Webhook delivery | N/A | N/A |
Pricing comparison: Oxylabs SERP API vs Zenserp
| Criterion | Oxylabs SERP API | Zenserp |
|---|---|---|
| Minimum engagement | Not publicly disclosed (enterprise sales process) | $0 (100 free searches/month, no credit card) |
| Engagement models | Pay-as-you-go, Enterprise contract | Free tier, Pay-as-you-go |
| Rate transparency | Minimum disclosed | Minimum disclosed |
| Price tier | Mid-market | Accessible |
Target audience comparison: Oxylabs SERP API vs Zenserp
| Dimension | Oxylabs SERP API | Zenserp |
|---|---|---|
| Best company size | Startup to mid-market | Startup to mid-market |
| Best industries | E-commerce, Marketing Analytics, Financial Services | Marketing Analytics, E-commerce, Research & Academia |
| Best use cases | Real-time e-commerce price intelligence requiring current (not cached) SERP and product listing data, Competitive SEO monitoring in markets with frequent HTML changes where a fixed parser would break | Solo developer or side-project Google SERP data needs where simplicity and a free tier outweigh enterprise requirements, Quick prototyping and A/B testing of search result structures during early product development |
| Typical project type | Pay-as-you-go | Free tier |
Oxylabs SERP API vs Zenserp: pros and cons
| Oxylabs SERP API | |
|---|---|
| + | 102M+ residential and datacenter IP pool — high success rate against bot detection on Google, Bing, and Baidu |
| + | Real-time crawling — every response reflects the current SERP state at request time, not a cached snapshot |
| + | Custom JavaScript parsers enable caller-defined output schemas beyond a fixed SERP data model |
| + | ISO 27001 certified — documented information security management for compliance-sensitive procurement |
| + | Multi-engine support with per-engine parameter customisation for Google, Bing, Baidu, and Yahoo |
| - | Enterprise-only pricing — requires a sales process before access; no self-serve free tier documented |
| - | 5–30 second response times via asynchronous delivery make it unsuitable for real-time user-facing search |
| - | Per-request pricing is expensive at high volume compared to DataForSEO standard queue pricing |
| - | Custom parsers require JavaScript maintenance when target sites update HTML structure |
| Zenserp | |
|---|---|
| + | 100 free searches/month without a credit card — accessible for solo developers evaluating a Google SERP API |
| + | Transparent, publicly-listed pricing — no sales engagement required to understand cost at any volume |
| + | Single HTTP GET request to integrate — lowest onboarding overhead of any SERP API reviewed |
| + | Real-time results with geolocation and language targeting at no additional parameter cost |
| - | Google-only — no Bing, Yahoo, or e-commerce engine support |
| - | Fewer Google verticals than SearchAPI.io or SerpAPI — covers Web, Images, News, and Maps only |
| - | No SLA, compliance certifications, or enterprise support — not suitable for regulated industry pipelines |
| - | Very small team with no documented uptime history — reliability at scale cannot be independently assessed |
Who should choose Oxylabs SERP API?
Oxylabs SERP API is the right choice for enterprise teams needing real-time (not cached) SERP data with custom extraction logic backed by a large proprietary proxy network.
Live crawling via 102M+ proprietary IPs with caller-defined JavaScript parsers — real-time data with custom output schemas, not a fixed-schema cached SERP product. Minimum engagement starts at Not publicly disclosed (enterprise sales process). Works best with clients in E-commerce, Marketing Analytics, Financial Services, Research & Academia.
Who should choose Zenserp?
Zenserp is the right choice for solo developers and small projects needing simple, transparent-pricing Google SERP access with a no-card free tier and minimal integration overhead.
Transparent public pricing, 100 free searches/month, and single-GET-request integration — the fastest path from idea to first live Google SERP result. Minimum engagement starts at $0 (100 free searches/month, no credit card). Works best with clients in Marketing Analytics, E-commerce, Research & Academia.
Decision matrix: Oxylabs SERP API vs Zenserp
| Your situation | Recommended choice |
|---|---|
| You need maximum recall across trade press and regional sources | Zenserp |
| You need sub-second real-time results | Check each provider's latency specs |
| Your budget is at the lower end | Compare: Oxylabs SERP API (Not publicly disclosed (enterprise sales process)) vs Zenserp ($0 (100 free searches/month, no credit card)) |
| You need structured data for downstream LLM processing | Oxylabs SERP API |
| You need scheduled monitoring with deduplication | Neither; check alternatives for monitoring features |
| You need enterprise compliance (SOC2, GDPR, ISO) | Verify compliance certifications directly |
Use case fit: Oxylabs SERP API vs Zenserp
| Use case | Oxylabs SERP API fit | Zenserp fit | Winner |
|---|---|---|---|
| Real-time e-commerce price intelligence requiring current (not cached) SERP and product listing data | Strong | Limited | Oxylabs SERP API |
| Competitive SEO monitoring in markets with frequent HTML changes where a fixed parser would break | Strong | Limited | Oxylabs SERP API |
| Solo developer or side-project Google SERP data needs where simplicity and a free tier outweigh enterprise requirements | Limited | Strong | Zenserp |
| Quick prototyping and A/B testing of search result structures during early product development | Limited | Strong | Zenserp |
| Financial risk monitoring | Limited | Limited | Both equally |
| LLM knowledge base population | Limited | Limited | Both equally |
Verdict: Oxylabs SERP API vs Zenserp
Oxylabs SERP API (3.8/5) is the stronger overall choice for most Web Search API projects. Live crawling via 102M+ proprietary IPs with caller-defined JavaScript parsers — real-time data with custom output schemas, not a fixed-schema cached SERP product. It is best for enterprise teams needing real-time (not cached) SERP data with custom extraction logic backed by a large proprietary proxy network.
Zenserp (3.4/5) is the better choice when solo developers and small projects needing simple, transparent-pricing Google SERP access with a no-card free tier and minimal integration overhead. If your situation matches those criteria, Zenserp is a competitive option.
Related comparisons
Oxylabs SERP API vs Zenserp FAQ
Is Oxylabs SERP API better than Zenserp?
Oxylabs SERP API (3.8/5) scores higher overall, but "better" depends on your use case. Oxylabs SERP API is better for enterprise teams needing real-time (not cached) SERP data with custom extraction logic backed by a large proprietary proxy network. Zenserp is better for solo developers and small projects needing simple, transparent-pricing Google SERP access with a no-card free tier and minimal integration overhead.
How do Oxylabs SERP API and Zenserp differ in pricing?
Oxylabs SERP API uses pay-per-request (~$3–$15/1k queries by target and mode); volume discounts on enterprise plans pricing with a minimum engagement of Not publicly disclosed (enterprise sales process). Zenserp uses pay-as-you-go; transparent public pricing; free 100 searches/month pricing with a minimum engagement of $0 (100 free searches/month, no credit card). Neither firm publishes a full rate card; a discovery call is required for project-specific quotes.
Which is better for enterprise: Oxylabs SERP API or Zenserp?
Oxylabs SERP API is the larger team and typically the better enterprise-scale choice. For very large programmes, verify team size and compliance coverage directly with each provider before shortlisting.
What are the main differences between Oxylabs SERP API and Zenserp?
Oxylabs SERP API's primary differentiator is: live crawling via 102m+ proprietary ips with caller-defined javascript parsers — real-time data with custom output schemas, not a fixed-schema cached serp product. Zenserp's primary differentiator is: transparent public pricing, 100 free searches/month, and single-get-request integration — the fastest path from idea to first live google serp result. They also differ in team size (201–500 vs 1–10), minimum engagement (Not publicly disclosed (enterprise sales process) vs $0 (100 free searches/month, no credit card)), and primary industries served (E-commerce, Marketing Analytics vs Marketing Analytics, E-commerce).
Last reviewed: June 2026. Verify all details directly with each provider before making a decision.