Your company may
forget. Your company
brain doesn't.

Sentra is the company brain, delivered as managed organizational memory: every meeting, message, document, line of code, and deal compiled into permissioned context for your teams and AI agents.

Backed by
a16z SpeedrunTogether Fund

Used by teams and engineers at

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Built from years of research at MIT and Caltech

Your knowledge is scattered among ten tools. And no human or agent can reason across them.

Average
token waste YTD

13,560,614,356

Humans can't connect the dots.

Decisions are made in a meeting, changed in a Slack thread, and lost by Friday. When context lives in silos, the smartest people waste hours hunting for the why behind the what.

AI can't reason across tools.

Standard AI can retrieve a document, but it can't follow a decision from a Zoom call to a Slack thread to a Jira ticket, creating hallucinations and half-answers.

And you pay the coordination tax.

AI agents re-read massive chunks of your company on every prompt just to try and find context, creating token bloat.

A living understanding of your company

Sentra listens to how your company actually works, across meetings, Slack, email, code, and deals, and captures it as it happens.

01 / 03

Across every team and tool.

Authorize sources at the admin level for Slack, Gmail, Drive, GitHub, Linear, Jira, HubSpot, Zoom and 200+ more, so ingestion starts immediately.

02 / 03

Turn scattered activity into connected context.

Sentra captures conversations as they happen and maps who said what, why decisions shifted, and what commitments remain open to build a real-time record of your company.

03 / 03

Give every person and agent the context they need.

People and agents read the graph over API and MCP, inside Cursor, Claude, ChatGPT, or your internal apps. Answers are scoped to the role, so everyone gets correctly-permissioned slices of the same brain.

One brain for every team & every agent.

Engineering sees code. Sales sees deals. Finance sees numbers. Leadership sees outcomes. Sentra connects the perspectives behind them all.

View All Use Cases

Exec

“Where are teams operating with conflicting assumptions about our strategy - and why?”

Sentra

The export feature was moved to Q3 after user research showed only 4% of active users requested it. The team shifted focus to the collaboration tools which ranked highest in the NPS survey.

  • #product-strategy · Jake shared research findings, Apr 3
  • PRD-112 · export deprioritized to Q3
  • Survey #69 · collaboration tools top request

Weekly report delivered Monday 7am: three metric drivers, two contested decisions flagged

Ops / Chief of Staff

“Which commitments from Monday's leadership sync are still open - and who owns them?”

Sentra

Four of seven closed. The pricing-page update lost its owner in Priya's handoff, and the vendor addendum has been waiting on Legal since Tuesday.

  • Leadership sync · 7 commitments
  • Pricing page · owner missing
  • Legal thread · addendum pending

Conflict flagged: two teams each assumed the other owned the launch checklist.

Engineering

“Which technical debt is costing us the most money - and why?”

Sentra

The legacy ingestion path. It drove 38% of on-call pages last quarter, added roughly $18k/month in compute retries, and blocks two roadmap items.

  • Cited in 14 postmortems this quarter
  • #eng-oncall · 38% of pages traced back
  • Infra cost model · refreshed weekly

PR #2114 held pre-merge: a meeting decision says this client's plan tier must be checked first.

Product

“What shipped across pods last week - and why did activation move?”

Sentra

The checkout pod shipped the new onboarding flow Thursday; activation rose 6% among invited teams. The pricing experiment was paused after the Apr 9 support spike.

  • #ship-log · onboarding flow
  • Thu / Activation dashboard · +6%
  • Support queue · spike, Apr 9

Mini-PRD drafted from yesterday's eng sync, waiting in Google Docs.

Sales

“Which objections and buying patterns are repeating across deals - and why?”

Sentra

Security review timing killed momentum in 4 of the last 6 enterprise deals. Every one stalled at InfoSec after the champion said yes - the deals that closed sent compliance docs before the second call.

  • Deal review · Mar 12 · InfoSec stall pattern
  • #sales-wins · compliance-first playbook
  • CRM · 4 of 6 stalled at security

Pre-call brief landed 30 min before the renewal: full history, open commitments, what changed.

Customer Success

“What do we know about these 12 accounts - status, blockers, open promises?”

Sentra

Nine healthy. Acme is still waiting on the SSO fix promised in March, and two accounts reference a pricing change nobody announced to them.

  • Account digest · 12 accounts
  • Acme · SSO promise, Mar
  • Pricing change · unannounced to 2

Day-one catch-up brief generated for the new account manager: every account, every blocker.

People / HR

“Where are we currently out of compliance without realizing it - and why?”

Sentra

Two contractors in the EU are past the 6-month engagement limit HR flagged in January, and the visa follow-up for one new hire expired last week with no owner.

  • HR policy doc · 6-month limit, Jan 14
  • Contractor roster · refreshed weekly
  • Visa timer · expired, unassigned

Visa follow-up timer fired at 90 days: hiring manager pinged, nothing expired silently.

Finance / Legal

“Can this revenue claim be traced to its source - and will it survive an audit?”

Sentra

Yes. It chains to the signed order form and the March board deck. Two figures had conflicting versions; the reconciled one carries both sources.

  • Order form · signed, Feb 28
  • Board deck · March
  • Reconciliation · both sources linked

Off-scope question refused: no ledger-backed claim available, flagged instead of guessed.

State of the art performance.
Proven in production

Read Full Paper

88.31% mean reward

A Sentra-enabled coding agent on Terminal-Bench 2.1, +4.94 points over the leading public entry, across 445 trials.

72.6% lower model cost

One task-scoped memory layer cut total model spend from $1,862.98 to $510.30 on the same benchmark.

41.2% fewer tokens

Memory replaces re-reading. The agent stops re-crawling the repo on every task and works from resolved facts.

68 of 89 tasks, five for five

Solved in every one of five trials, against 63 for the baseline. Fewer flakes, more repeatable runs.

Terminal-Bench 2.1

Public leaderboard · Pass@1 · 9 entries

88.3
83.4
78.9
78.2
74.6
74.4
70.7
70.3
69.7
gpt-5.5 + SentraCodex CLIClaude CodeTerminus 2Terminus 2Terminus 2Gemini CLITerminus 2Claude Code
Sentra Code Memory takes a frontier coding agent to 88.31% mean reward on Terminal-Bench 2.1 — +4.94 points over the leading public entry — while spending 72.6% less and using 41.2% fewer tokens. One task-scoped memory layer moved every headline measure at once.

One company memory with payoffs for every function.

Same-day

handoffs. Days of shadowing replaced by one context-rich account brief

64%

fewer turns for an agent to finish the job with increased accuracy

11,000+

tool executions a week on production BI agents; 20–40 minute runs down to 5–9

12+ hours

of manual report prep per cycle, gone. The weekly business review writes itself and lands Monday at 7am

Your context is your advantage. Keep it that way.

Read the Manifesto

Your memory. Your boundary. Your keys.

Certified and encrypted

SOC 2 Type II and ISO 27001. AES-256 at rest, encrypted in transit, regular audits, public subprocessor list.

Permissions checked in-flight

Sentra inherits every source's access controls and checks them on each query dynamically. No one ever sees more than they should.

Runs where you say

Sentra cloud, your own VPC, or fully air-gapped on-prem. Regulated teams keep memory inside their own perimeter.

Yours alone

You own the data and the memory built from it. We never train on it, and model providers are contractually barred from doing so.

Private stays private

Private meetings never enter company memory. Full transcripts stay with the people who generated them.

Visibility, not surveillance

Everyone sees exactly what they already have access to. The CEO digest and an engineer's query draw different, correctly scoped answers.

Export your entire memory graph - every decision, source, and citation - in an open format, and port it to any system, any time. No lock-in, by design.

Explore Trust & Security

Live in less than a week

Step 01

Choose your boundary

Keep memory exactly where your security team needs it.

  • Sentra Cloud
  • Your VPC
  • Air-gapped on-prem
Step 02

Connect your systems

Authorize once. Sentra starts building memory immediately.

  • 200+ connectors
  • One admin setup
  • No employee rollout
Step 03

Use memory everywhere

Serve governed context inside the tools people and agents already use.

  • One API
  • One MCP connection
  • Every person and agent

Bring the question your team can't answer today

See how memory changes what your team and your agents can do. Get a 30-minute walkthrough on your own use cases.

FAQ