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AI agents

Vessel

Vessel is the developer-first, native integration platform for GTM tools. We make it easy for developers to integrate with your customer’s CRMs, Sales Engagement, Marketing Automation, Chat, Dialers, and more. Integrate in different ways customized for your use cases: - Speed: Use our Unified APIs to roll out many integrations quickly through a common data model and unified interface. - Depth: Use our actions API to build deeper integrations when working with entities custom to each app. - Ease:

sources
1
Evidence entries preserved.
affiliations
1
Y Combinator
competitors
6
Mapped from High Signal graph features.
status
generated
D1 lookup
last updated
2026-07-15
16:41 UTC
source evidence
Why this company exists here

Y Combinator

yc-company-directory #5123

Vessel is the developer-first, native integration platform for GTM tools. We make it easy for developers to integrate with your customer’s CRMs, Sales Engagement, Marketing Automation, Chat, Dialers, and more. Integrate in different ways customized for your use cases: - Speed: Use our Unified APIs to roll out many integrations quickly through a common data model and unified interface. - Depth: Use our actions API to build deeper integrations when working with entities custom to each app. - Ease:

source
generated read
High Signal interpretation

Vessel is classified as AI agents from source descriptions and fund-directory context. Similar companies below are ranked from offline product facets and meaningful description overlap; category and source affiliation can only strengthen an existing product match. For lookup-created rows, the profile starts as pending enrichment until deeper source collection runs.

offline extraction
Product facets
GTM toolsUnified APIsCRMscustomerSales EngagementMarketing AutomationChatactions APIDialersuse cases
mapping method
Similarity graph

Local clusters rerank extracted product concepts and description terms. The generated graph remains the fallback for sparse descriptions: offline reciprocal product-similarity graph: extracted concepts + description terms + bounded category/affiliation boosts. Minimum fallback score: 0; max competitors: 6.

discovery cluster

Companies similar to Vessel

AI agents · 6 peers

A deterministic local cluster built from offline product facets and meaningful description terms. Category and selected-institution affiliation provide bounded tie-breaks. Open any peer to continue exploring its cluster.

Kombo

match 97

Kombo makes it easy for software companies to offer integrations with HR software. For example, a recruiting company could use our unified API to integrate with the dozens of recruiting systems used by different customers all at once instead of building an integration to each of them.

shared extracted concept terms: unifi, api, customer; shared product terms: easy, integration, unifi, api; shared product theme: developer infrastructure, sales and marketing; shared affiliation: Y Combinator

Circleback

match 82

Circleback helps teams get the most out of every conversation with best-in-class AI-powered meeting notes, action items, automations, and search. For example, Circleback can automatically identify feature requests that come up in product demo calls and create Linear tasks for each of them, or update your CRM with customer details after a sales call. Before Circleback, Ali led the first integration of LLMs into the Stripe support product and Kevin worked on predictive analytics at Tableau as a se

shared extracted concept terms: action, automation; shared product terms: out, action, automation, customer; shared product theme: workflow automation, sales and marketing; same category: AI agents; shared affiliation: Y Combinator

Crustdata

match 77

Crustdata provides live company and people data via APIs and full dataset delivery. We make hard to get data easy to use at scale. Customers use us to build their AI agent platforms and applications over our trusted data. We power builders of: -AI SDRs -AI sales platofmrs -AI recruiting platforms -AI investment/due diligence platforms -Internal sales or marketing platforms We serve use cases like: automatic pipeline building, pipeline prioritization, champion watching, company and people trigger

shared extracted concept terms: customer, apis; shared product terms: apis, easy, customer, sale; shared product theme: sales and marketing; same category: AI agents; shared affiliation: Y Combinator

Hurree

match 65

Hurree is a marketing automation platform for apps, which allows app developers and marketers to engage and energise their users-base.

shared extracted concept terms: market, automation; shared product terms: market, automation, app, developer; shared product theme: workflow automation, developer infrastructure; same category: AI agents

Xapix.io

match 47

Xapix, the "Github of APIs" makes it easy for developers to discover, combine and integrate data/services.

shared extracted concept terms: apis; shared product terms: apis, easy, developer, integrate; shared product theme: developer infrastructure

Interface

match 28

We research how the world gets encoded for agents, and build the interfaces they transact through. Our latest work is OneStop — a unified market for AI.

shared product terms: interface, unifi, market; same category: AI agents; shared affiliation: Y Combinator