Best Web Search APIs

Exa vs Oxylabs SERP API: full comparison for 2026

Last updated: June 2026

Quick verdict

Exa (4.6/5) edges ahead of Oxylabs SERP API (3.8/5) overall. Exa is the better choice for aI agent and LLM developers needing semantic neural search with <180ms latency and token-efficient structured output. Oxylabs SERP API is the stronger option for enterprise teams needing real-time (not cached) SERP data with custom extraction logic backed by a large proprietary proxy network. The right choice depends on your project size, budget, and required tech stack.

Exa vs Oxylabs SERP API: head-to-head summary

Criterion Exa Oxylabs SERP API
Founded 2022 2015
HQ San Francisco, CA, USA Vilnius, Lithuania
Team size 11–50 201–500
Rating 4.6 / 5 3.8 / 5
Best for AI agent and LLM developers needing semantic neural search with <180ms latency and token-efficient structured output Enterprise teams needing real-time (not cached) SERP data with custom extraction logic backed by a large proprietary proxy network
Pricing model Pay-as-you-go ($7/1K searches); free tier (20K req/month) Pay-per-request (~$3–$15/1K queries by target and mode); volume discounts on enterprise plans
Min. engagement $0 (free tier; 20,000 requests/month) Not publicly disclosed (enterprise sales process)
Primary tech stack REST API, Python SDK, TypeScript SDK REST API, Python SDK, Node.js SDK
Industries served AI / LLM Workflows, Research & Academia, Developer Tools, E-commerce E-commerce, Marketing Analytics, Financial Services, Research & Academia

Exa vs Oxylabs SERP API: overview

Exa

Exa (formerly Metaphor, rebranded 2024) is an AI-native search API that uses neural retrieval rather than SERP scraping. Its search index is optimised for semantic relevance rather than keyword ranking, with an Instant mode delivering results in under 180ms and a highlights feature that reduces LLM token usage by up to 90%. In independent FRAMES benchmark testing Exa achieved 54.4% accuracy versus competitors at 44.5% and 21.6%. Exa is SOC 2 Type II certified with a Zero Data Retention option. Notable clients include Cursor, AWS, Databricks, Groq, HubSpot, Cognition (Devin AI), and Monday.com (per company website; independently unverifiable).

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).

Services and capabilities: Exa vs Oxylabs SERP API

Capability Exa Oxylabs SERP API
Real-time web search
News & event intelligence
Structured JSON output
AI / LLM pipeline integration
Scheduled monitoring
Multi-language coverage

Tech stack comparison: Exa vs Oxylabs SERP API

Framework / platform Exa Oxylabs SERP API
REST API
Python SDK
JSON output
LLM validation N/A N/A
Webhook delivery N/A N/A

Pricing comparison: Exa vs Oxylabs SERP API

Criterion Exa Oxylabs SERP API
Minimum engagement $0 (free tier; 20,000 requests/month) Not publicly disclosed (enterprise sales process)
Engagement models Free tier, Pay-as-you-go, Enterprise contract Pay-as-you-go, Enterprise contract
Rate transparency Minimum disclosed Minimum disclosed
Price tier Accessible Mid-market

Target audience comparison: Exa vs Oxylabs SERP API

Dimension Exa Oxylabs SERP API
Best company size Startup to mid-market Startup to mid-market
Best industries AI / LLM Workflows, Research & Academia, Developer Tools E-commerce, Marketing Analytics, Financial Services
Best use cases AI agent research workflows requiring semantically relevant results rather than keyword-ranked SERP pages, LLM context retrieval where minimising token usage matters — highlights cuts context by up to 90% 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
Typical project type Free tier Pay-as-you-go

Exa vs Oxylabs SERP API: pros and cons

Exa
+ 20,000 free searches/month — most generous free tier of any neural search API in this category
+ Highlights feature reduces downstream LLM token usage by up to 90%, materially cutting inference costs
+ <180ms latency with Exa Instant mode — suitable for user-facing real-time agent applications
+ 54.4% accuracy on FRAMES benchmark vs 44.5% and 21.6% for next competitors in independent testing
+ SOC 2 Type II certified with Zero Data Retention option for compliance-sensitive pipelines
+ Native MCP server and OpenAI-compatible SDK — integrates into existing agent frameworks without glue code
- $7/1K searches is expensive for bulk SERP volume use cases — DataForSEO is ~11,600× cheaper per query
- Deep Search ($12/1K) and Deep Reasoning ($15/1K) costs accumulate quickly for multi-step research workflows
- Optimised for semantic relevance, not exact keyword SERP matching — not a drop-in replacement for rank-tracking tools
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

Who should choose Exa?

Exa is the right choice for aI agent and LLM developers needing semantic neural search with <180ms latency and token-efficient structured output.

Neural search built for agents — not a SERP scraper — with 90% token reduction via highlights and 54.4% FRAMES accuracy. Minimum engagement starts at $0 (free tier; 20,000 requests/month). Works best with clients in AI / LLM Workflows, Research & Academia, Developer Tools, E-commerce.

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.

Decision matrix: Exa vs Oxylabs SERP API

Your situation Recommended choice
You need maximum recall across trade press and regional sources Exa
You need sub-second real-time results Check each provider's latency specs
Your budget is at the lower end Compare: Exa ($0 (free tier; 20,000 requests/month)) vs Oxylabs SERP API (Not publicly disclosed (enterprise sales process))
You need structured data for downstream LLM processing Exa
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: Exa vs Oxylabs SERP API

Use case Exa fit Oxylabs SERP API fit Winner
AI agent research workflows requiring semantically relevant results rather than keyword-ranked SERP pages Strong Limited Exa
LLM context retrieval where minimising token usage matters — highlights cuts context by up to 90% Strong Limited Exa
Real-time e-commerce price intelligence requiring current (not cached) SERP and product listing data Strong Strong Both equally
Competitive SEO monitoring in markets with frequent HTML changes where a fixed parser would break Limited Strong Oxylabs SERP API
Financial risk monitoring Limited Limited Both equally
LLM knowledge base population Strong Limited Exa

Verdict: Exa vs Oxylabs SERP API

Exa (4.6/5) is the stronger overall choice for most Web Search API projects. Neural search built for agents — not a SERP scraper — with 90% token reduction via highlights and 54.4% FRAMES accuracy. It is best for aI agent and LLM developers needing semantic neural search with <180ms latency and token-efficient structured output.

Oxylabs SERP API (3.8/5) is the better choice when enterprise teams needing real-time (not cached) SERP data with custom extraction logic backed by a large proprietary proxy network. If your situation matches those criteria, Oxylabs SERP API is a competitive option.

Related comparisons

Exa vs Oxylabs SERP API FAQ

Is Exa better than Oxylabs SERP API?

Exa (4.6/5) scores higher overall, but "better" depends on your use case. Exa is better for aI agent and LLM developers needing semantic neural search with <180ms latency and token-efficient structured output. 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.

How do Exa and Oxylabs SERP API differ in pricing?

Exa uses pay-as-you-go ($7/1k searches); free tier (20k req/month) pricing with a minimum engagement of $0 (free tier; 20,000 requests/month). 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). Neither firm publishes a full rate card; a discovery call is required for project-specific quotes.

Which is better for enterprise: Exa or Oxylabs SERP API?

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 Exa and Oxylabs SERP API?

Exa's primary differentiator is: neural search built for agents — not a serp scraper — with 90% token reduction via highlights and 54.4% frames accuracy. 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. They also differ in team size (11–50 vs 201–500), minimum engagement ($0 (free tier; 20,000 requests/month) vs Not publicly disclosed (enterprise sales process)), and primary industries served (AI / LLM Workflows, Research & Academia vs E-commerce, Marketing Analytics).

Last reviewed: June 2026. Verify all details directly with each provider before making a decision.