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Jimini Health

Clinician-supervised AI companion (Sage) that extends human therapists between sessions

Mental HealthAI-Augmented TherapyFounded 2023 · New York, NY (80 State Street)Website

Updated 3d ago

Valuation

Total raised

$25.0M

Seed

Est. revenue

Momentum

6/10

Maturity

2/10

Headcount

~23

Funding rounds
Disclosed round sizes
Business focus

Jimini Health builds Sage, a clinician-supervised, patient-facing AI behavioral health assistant that works as a member of the care team rather than a standalone chatbot. Sage supports patients 24/7 before, between, and after therapy sessions (coping-skills practice, mood tracking, journaling, structured exercises, medication-adherence support, proactive check-ins), gathers intake data, tracks measurement-based outcomes (PHQ-9/GAD-7), surfaces risk signals with escalation pathways, and keeps every interaction visible to licensed clinicians who set its priorities. The company runs its own multi-state therapy practice as a proving ground and is now selling Sage as clinical-grade patient-facing AI infrastructure to large behavioral health provider organizations, with EHR integration and compliance tooling.

Revenue model

Hybrid: (1) direct-pay virtual therapy through its own multi-state clinical practice at ~$200/session self-pay, bundling a licensed therapist, unlimited messaging, and the Sage AI assistant; (2) emerging B2B platform business licensing clinician-supervised patient-facing AI infrastructure to large behavioral health provider organizations (announced with the March 2026 seed; inbound via partnerships@jiminihealth.com).

No revenue figures disclosed anywhere as of July 2026; company is seed-stage (~23 employees per PitchBook) with an in-house clinic used partly as a product testing ground and only unnamed early-adopter enterprise partners. The June 2026 Pulse 2.0 CEO interview cites early data on improved patient adherence and engagement but no commercial metrics. Fact-check notes: no lead investor was disclosed for the $8M pre-seed (participants included Zetta Venture Partners, LionBird, PsyMed, BoxGroup, Arkitekt Ventures, SCB), so pre-seed leadInvestors is empty. SEC EDGAR full-text and company-name searches (July 2026) return no Form D under any 'Jimini' entity, so there is no filing evidence of a raise beyond the announced $25M. Independent re-verification (July 2026): $17M seed led by M13 (announced 2026-03-31), $25M+ total, no disclosed valuation, CEO Luis Voloch, and ~23 headcount all confirmed against the company's own announcement, PitchBook, BHB, and HIT Consultant; a citybiz headline citing '$13M' is an outlier contradicted by the company itself; no IPO or acquisition activity found.

Strategy

Stated: keep licensed clinicians in control while making patient-facing LLMs 'a core part of patient care in behavioral health' — sell Sage as compliant, supervised AI infrastructure to the largest behavioral health provider organizations, expand across comorbidities, care settings, and engagement modalities, and publish safety frameworks to shape industry norms (CEO in June 2026: organizations that move early on responsible clinician-supervised models will set the standards everyone else follows). Inferred: a staged-autonomy land-and-expand play — prove safety and outcomes inside its own clinic, use that data plus safety branding to win enterprise behavioral health systems via a Palantir-style forward-deployed-engineer motion (reflecting the founders' Palantir DNA), then ride outcome-based reimbursement (CMS ACCESS model, Medicare Advantage/Medicaid via Town Hall Ventures' network) toward progressively more autonomous AI care as trust and regulation permit; effectively positioning as the regulated B2B counterweight to consumer AI-therapy apps.

Moat

Thin but forming: proprietary longitudinal data from supervised AI-patient interactions in its own clinic, purpose-built safety/supervision infrastructure (suicidality/psychosis risk classifiers, clinician oversight consoles, EHR and compliance integration) that consumer chatbots lack, in-house model work (the Head of AI role specified supervised fine-tuning, RLHF, and red-teaming rather than thin wrappers on frontier APIs), and reputational capital from an elite clinical-academic advisory network (DeepMind, Harvard, Yale, Stanford, MIT) plus published safety frameworks. No structural lock-in yet — the moat depends on becoming the trusted default for enterprise behavioral health before better-funded players do.

Future bets

Clinician-supervised patient-facing AI becomes mandatory infrastructure for behavioral health organizations

high

Entire March 2026 seed narrative and product roadmap (EHR integration, compliance, real-time clinician visibility) is built on health systems needing a governed alternative as patients already use unregulated chatbots; CEO's June 2026 interview doubles down, arguing early movers on supervised models will set the industry's standards

Safety-first positioning wins the regulatory era

high

Published 'A Clinical Safety Framework for AI in Mental Health' white paper, built suicidality/psychosis risk classifiers, and recruited DeepMind/Yale safety advisors — betting that coming regulation rewards the most conservative architecture

Palantir-style forward-deployed engineering is the wedge into large behavioral health enterprises

medium

Post-seed hiring explicitly prioritizes forward-deployed engineers alongside ML/software engineers and business development, and leadership now includes a VP Business Development — signaling bespoke, embedded integrations (EHR, compliance, workflow) at flagship provider organizations rather than self-serve SaaS

Owning fine-tuned therapy models (not frontier-API wrappers) is worth the cost at seed stage

medium

The Head of AI job spec demanded hands-on supervised fine-tuning, RLHF, and red-teaming of in-house LLMs in collaboration with psychotherapy professionals — betting proprietary, clinically-aligned models plus supervised-care data create defensibility that prompt-layer competitors cannot match

Outcome-based reimbursement (CMS ACCESS model) will pay for AI-augmented behavioral care

medium

Town Hall Ventures (which helped design ACCESS) invested explicitly on aligning Sage with 10-year outcome-aligned payment frameworks across Medicare Advantage, Medicaid, and commercial plans

AI can halve the human sessions needed per episode of care without hurting outcomes

medium

Company touts ~36% depression symptom reduction with half the in-person sessions — the core economic claim that makes therapist supply constraints solvable and justifies enterprise pricing

Owning a clinic ('dogfooding' care delivery) beats pure software plays

medium

Operates its own multi-state practice so every model version is used by its own clinicians before partners — betting proprietary supervised-care data and credibility outweigh the cost of running care delivery

Recent moves

Jul 2026

Leadership page now lists Aviv Laufer as VP Engineering and Katie Lutz as VP Business Development, filling out the post-seed enterprise go-to-market bench; interim Head of AI Tim Althoff no longer listed on leadership page

Jun 2026

CEO Luis Voloch profiled in Pulse 2.0 interview (June 30): reiterated clinician-supervised AI infrastructure positioning, cited early data on improved patient adherence and strong patient/clinician engagement, framed early-mover health systems as setting industry standards

Mar 2026

Raised $17M seed led by M13, with Town Hall Ventures, LionBird, Zetta Venture Partners, and OneMind, bringing total to $25M+; announced push to sell Sage as clinician-supervised AI infrastructure to large behavioral health provider organizations

Mar 2026

Disclosed clinical results: patients using Sage achieved ~36% reduction in depression symptoms, on par with standard outpatient care, with half the in-person sessions

Mar 2026

Announced hiring push for forward-deployed, ML, and software engineers plus business development to support national provider partnerships

Jul 2025

Published white paper 'A Clinical Safety Framework for AI in Mental Health' and added Google DeepMind VP Pushmeet Kohli and Yale's Dr. Seth Feuerstein to advisory board

Feb 2025

Named to Digital Health New York's 'New York Digital Health 100' list

Key people

Luis VolochCo-founder & CEO

Co-founder of Immunai (AI cancer-immunotherapy company valued $1B+); ex-Palantir machine learning; MIT-trained mathematician/computer scientist.

Mark JacobsteinCo-founder & President

Former Chief Business Officer at Guardant Health; also held leadership roles at Immunai; serial operator.

Sahil SudCo-founder & Chief Product Officer

Previously at Ribbon Health and Palantir Technologies.

Chiara WaingartenFounding Team, VP Business Operations

Ex-Immunai and McKinsey.

Dr. Bill HudenkoChief Clinical Officer

Psychologist and Dartmouth College psychology professor; longtime digital mental health researcher.

Lynn HamiltonChief Commercial Officer

Former Chief Commercial Officer at Talkspace; ex-Vitta Health.

Dr. Johannes EichstaedtChief Scientist

Stanford Assistant Professor (Research) of Psychology; published AI-safety and computational psychology research incl. Nature Mental Health.

Aviv LauferVP Engineering

Listed on company leadership page as of July 2026; leads engineering as the company scales its post-seed hiring of ML, software, and forward-deployed engineers.

Katie LutzVP Business Development

Listed on company leadership page as of July 2026; leads the enterprise push to sign large behavioral health provider organizations announced with the March 2026 seed.

Strengths
  • Pedigreed founding team (Immunai, Guardant Health, Palantir) with proven company-building track record
  • Differentiated safety-first design: every AI interaction supervised by licensed clinicians, with suicidality/psychosis risk classifiers — well-timed amid backlash against consumer AI therapy chatbots
  • Exceptional clinical/scientific bench: Dartmouth CCO, Stanford chief scientist, advisors from Harvard, Yale, MIT (Robert Langer), and Google DeepMind (Pushmeet Kohli)
  • Early outcome signal: ~36% depression symptom reduction on par with standard outpatient care while using half the in-person sessions; June 2026 interview adds early data on improved patient adherence and strong patient/clinician engagement
  • Owns an in-house multi-state clinic, creating a real-world evaluation loop and proprietary longitudinal supervised-care data before deploying to partners
  • Investor base (Town Hall Ventures/Andy Slavitt, M13, OneMind) with deep Medicaid/Medicare and value-based-care access aligned to the CMS ACCESS payment model
  • Executive bench now filled out for the enterprise push: VP Engineering (Aviv Laufer) and VP Business Development (Katie Lutz) added to leadership alongside CCO ex-Talkspace Lynn Hamilton
Weaknesses
  • Very small scale: roughly 23 employees, no named enterprise customers, and no disclosed revenue as of July 2026
  • Three months after the seed announcement, still no named provider partnerships or product launches — press presence since April 2026 is limited to a founder profile interview, suggesting enterprise deals are still in the pipeline
  • D2C offering is expensive self-pay (~$200/session), limiting reach and undermining the access-equity narrative until payer coverage lands
  • Clinical outcome claims are internal/observational, not peer-reviewed RCTs, which enterprise and payer buyers increasingly demand
  • Competes in a crowded, fast-moving space against far better-funded rivals (Slingshot AI, Spring Health, Headspace, Eleos, Limbic)
  • Clinician-in-the-loop model is safer but structurally more expensive and slower to scale than autonomous consumer chatbots
Risks
  • Regulatory: FDA scrutiny and state-level restrictions on AI therapy (e.g., Illinois-style bans on AI-delivered therapy) could constrain patient-facing AI or force costly compliance pivots
  • Liability/safety: serving high-acuity populations (suicidality, psychosis) with an LLM means a single high-profile adverse event could be existential for a seed-stage brand built on safety
  • Competitive: frontier labs and consumer platforms (OpenAI, Headspace, Slingshot AI) adding mental-health capabilities and safety guardrails could commoditize the AI-companion layer
  • Reimbursement: business case leans on emerging outcome-based payment models (CMS ACCESS) that are unproven and slow to materialize; enterprise behavioral health sales cycles are long relative to seed runway
  • Evidence: without peer-reviewed RCT validation, outcome claims may not survive payer and health-system diligence
  • Execution: converting unnamed 'early-adopter' partners into signed flagship behavioral health systems before the next raise is the key proof point; the clock started in March 2026
Ecosystem

Competitors

Slingshot AISpring HealthHeadwayHippocratic AITalkspaceEleos HealthLimbicHeadspace

Technologies

LLM therapy companion (Sage)Human-in-the-loop clinical supervisionSuicidality/psychosis risk classifiersIn-house LLM fine-tuning, RLHF, and red-teaming pipelinesOrchestrated multi-model architectureMeasurement-based care tracking (PHQ-9/GAD-7)EHR integrationClinical-grade compliance and audit infrastructureInterpretable/explicit AI reasoning

Partnerships

Unnamed early-adopter behavioral health provider organizations deploying Sage (targets: largest US behavioral health systems; inbound channel partnerships@jiminihealth.com)Research collaborations with academics at Harvard, Yale, Stanford, and DartmouthAdvisory relationships spanning Google DeepMind (Pushmeet Kohli), Yale Center for Digital Health (Seth Feuerstein), Harvard MGH (Sabine Wilhelm), MIT (Robert Langer), and Oracle Health's David FeinbergInvestor-strategic alignment with Town Hall Ventures (Andy Slavitt) around the CMS ACCESS outcome-based payment model and OneMind (brain-health nonprofit venture arm)
Change history
Jul 8, 2026 · news

Predicting Diseases, OpenEvidence Hits Back, and AI Makes Human Mistakes - Digital Health Wire (Digital Health Wire)

Jul 5, 2026 · seed

Intelligence profile re-researched for Jimini Health.

Jul 5, 2026 · news

Fierce Healthcare Fundraising Tracker '26: Trase secures $107M to scale AI agents; xCures lands $46M - Fierce Healthcare (Fierce Healthcare)

Jul 5, 2026 · seed

Initial intelligence profile created for Jimini Health.