Alternatives
10 best Zintlr alternatives
Tools that cover the same task as Zintlr (research), ranked by how completely their pricing, free tier and API access are documented. Checked Oct 4, 2026.
- Zintlr starts at
- Not listed
- Free plan
- Free plan
- API
- API available
- 01
Delegate
Landbase is an agentic go-to-market data platform for building verified B2B audiences, enrichment, and AI qualification workflows. Teams search in natural language, pay for verified emails and phone numbers, and use AI agents for list building, TAM mapping, and outbound research.
Best for: RevOps, sales, and marketing teams that need verified B2B contact data and agentic prospecting beyond static databases.
- 02
Leadbay
Leadbay qualifies leads in data-scarce B2B markets such as construction, hospitality, and healthcare, then feeds ChatGPT, Claude, and Copilot agents through its MCP workspace. Pricing tiers scale weekly qualified lead volumes with people, phone, and email enrichment included.
Best for: Sales and growth teams in hard-to-data industries who want qualified leads inside their existing AI assistant workflows.
- 03
Hirebase
Hirebase indexes millions of jobs directly from company career pages and ATS platforms, exposing APIs and search UI for recruiters, developers, and market-intelligence teams. Data is refreshed hourly with structured company and hiring signals plus optional pay-as-you-go marketplace access.
Best for: Teams building job boards, sales intelligence, or recruiting tools that need fresh labor-market data via API.
- 04
I, Librarian
I, Librarian is a zero-footprint PDF organizer for research teams with centralized libraries, faceted full-text search, global database imports, and optional AI summaries or chat over document sets. Scilico offers hosted Lite and Pro subscriptions plus self-hosted Pro licenses with SAML or OIDC SSO on higher tiers.
Best for: University, biotech, and corporate research groups that need audited PDF management with optional AI literature tools.
- 05
Grep AI
Grep AI offers managed research agents you can run on demand, via API, MCP, schedules, batches, or as a workforce. Pricing sells research credits with Pro and Ultra tiers for higher limits, premium data sources, and custom agent creation.
Best for: Analysts, investors, and operators who need repeatable high-effort research agents with API automation.
- 06
Chatbase
Chatbase lets businesses deploy AI support agents trained on their content across chat, email, voice, and helpdesk channels with analytics and integrations. Plans scale by message credits, seats, model access, and features such as API access and helpdesk tooling on higher tiers.
Best for: Support and product teams launching GPT-style agents grounded in docs, websites, and help content.
- 07
CrowdReply
Plans bundle AI search prompts, listening keywords, engagement credits, and MCP plus API access for growth teams optimizing generative-engine visibility.
Best for: Marketing and SEO teams measuring AI search citations and engaging early on social threads that feed LLM answers.
- 08
Autumn AI
Autumn AI indexes people and companies from fragmented public-web data into cited research profiles for sales, fraud, and expert sourcing. The platform UI advertises billions of indexed people and companies with research modes, org trees, and API access on paid tiers.
Best for: Sales, startup discovery, and compliance teams that need cited people and company intelligence at scale.
- 09
CloudPDF
CloudPDF hosts, secures, and embeds PDFs for marketing and product teams with analytics, lead capture, and sharing links. Paid tiers raise upload quotas, storage, custom domains, and API access for document-driven funnels.
Best for: Marketers, sales reps, and developers who embed PDFs, gate content for leads, and need usage analytics.
- 10
Kagi Search
Kagi is a privacy-focused search engine and assistant funded by users instead of ads. Plans range from a limited trial through unlimited search tiers with expanding Kagi Assistant models, fair-use billing credits, and optional family or team accounts.
Best for: Privacy-conscious individuals and teams who want ad-free search plus an integrated research assistant.
Zintlr alternatives: common questions
What is the best free alternative to Zintlr?
Delegate has an ongoing free plan. Sign-up messaging offers 1,000 free credits to start plus $49 free credits on registration; search and misses are free per pricing copy. Free plans change, so check the vendor before relying on one.
What is the cheapest Zintlr alternative?
I, Librarian has the lowest listed starting price at $2/mo.
Which Zintlr alternatives have an API?
Leadbay, Hirebase, Grep AI, Chatbase, CrowdReply mention API or developer access.