vanderbuild
Get in touch
← All tools

Truebase

Prospect smarter, connect faster

Data & Discovery
For AI agents
MCPAPINative readiness
About

What is Truebase

Truebase aggregates signals from websites, news, and online data sources to surface qualified B2B leads, enrich company and contact profiles, and generate AI-written outreach copy — all within a single prospecting workflow. It's built for SDRs, BDRs, founders, and GTM leads at SMBs and mid-market companies who need to move from signal to conversation without stitching together five separate tools. The standout capability is its lookalike matching engine, which identifies net-new prospects based on the firmographic and behavioral patterns of your existing best customers. It can also map key decision-makers and surface warm introduction paths through your network. That said, Truebase does not appear to offer deep native CRM integrations, so teams relying on automated two-way sync with HubSpot or Salesforce will need to handle that layer separately.

Data & Discovery
Capabilities

Key features

Prospecting database

searchable B2B contact + company directory

Data

intent signals, real-time enrichment, firmographic + tech-stack data

Our verdict

Vanderbuild take

Truebase sits at the intersection of prospecting database, data enrichment, and intent signals — a useful combination for founders and GTM leads who want one place to go from signal to qualified contact list without assembling a stack. If you're serious about agentic outbound, this is non-negotiable: the MCP server makes it especially useful as an orchestration layer for AI agents running autonomous prospecting loops. Pricing is not publicly listed, so you'll need to engage them directly before you can size the budget — that opacity makes it harder to self-serve evaluate against alternatives. The bigger honest gap is native CRM integration: if your workflow depends on automated bi-directional sync with Salesforce or HubSpot, expect to build that bridge yourself.

Mateusz Sekta
Founder, vanderbuild
Learn more

Our Resources

The wedge

Agentic stack profile

MCP server
Yes

Live MCP server — agents can call this tool directly.

Built for modern coding agents. Give agents fresh GTM context for search, personalization, and execution without bloated prompts or wasted tokens.

Open MCP →
API
REST

Programmatic access available.

REST API — straightforward to call from any agent or workflow tool. Rate limits and auth vary by plan.

API docs →
Agentic readiness
Native

Built for agents from the ground up.

MCP server + agent-friendly API + at least one autonomous workflow out of the box. The bar for 'Native' is high — only a handful of tools currently qualify.

Stack role
Data source · Enricher · Signal source

Where this tool slots into an agentic pipeline.

Plays the role of Data source + Enricher + Signal source in an agentic pipeline. Use it to source contacts, companies, and the raw inputs an agent needs to act; add firmographic, technographic, and signal data to a lead row on the fly.

Compare

Truebase alternatives

Tools that solve a similar problem — compared at a glance.

Truebase(this tool)
Best for
SDR / BDR, Founder
Readiness
Native
MCP
Yes
API
REST
Apollo
Pricing
Freemium
Budget
$$
Best for
SDR / BDR, Account Executive
Readiness
Native
MCP
Yes
API
REST
Lusha
Pricing
Freemium
Budget
$$
Best for
SDR / BDR, RevOps
Readiness
Native
MCP
Yes
API
REST
Answers

Frequently asked questions

Does Truebase have an MCP server?

Yes — Truebase exposes a Model Context Protocol server. Built for modern coding agents. Give agents fresh GTM context for search, personalization, and execution without bloated prompts or wasted tokens. See the MCP docs at https://truebase.io/.

Does Truebase have a public API?

Yes — Truebase ships a REST API. Docs: https://documentation.profileapi.com/.

Who is Truebase best for?

Truebase is built for SDR / BDR, Founder, GTM Lead. Fits SMB (1-50), Mid-market (50-500)-sized teams.

How well does Truebase fit an agentic sales stack?

Tier: Native. Has both an MCP server and an agent-friendly API — drops into an agentic stack with minimal glue code.