Sensei Chess review: scores and evidence
Sensei Chess, LLC (Delaware) links a Chess.com or Lichess account, imports up to 100 games, flags critical positions "in plain English", draws out strengths and weaknesses by opening and phase, and offers exercises and an AI coach chat; free with 1 detailed analysis per day and ads, Pro at €3.75/month. No PGN import, no play against humans, no published verification of the explanations.
Read on August 30, 2026 from the service’s public pages — every score cites the page read.
Overall score
2.9/ 10
Rank
42/ 128
Languages
1
Listed price
€45/yr (12 × €3.75/mo for the Pro plan shown on /subscribe/products; "Save 17%" annually ≈ €37; Plus plan €1.50/mo)
What the service is
Sensei Chess is published by Sensei Chess, LLC, a Delaware (United States) company according to its terms of use, effective 6 January 2026 (https://senseichess.com/terms); the "About" page (https://senseichess.com/about) names Santosh Iyer as founder and CEO and Mike Feldblyum as technical co-founder. No launch date is published: the oldest dated trace is the privacy policy, effective 18 August 2024 (https://senseichess.com/privacy). The service links a Chess.com or Lichess account, imports up to the last 100 games and then syncs new ones (https://senseichess.com/faq), flags critical positions with a plain-language explanation backed by a Stockfish evaluation, computes 21 metrics by phase and by opening, and offers "Coaching Cycles" (one theme worked on over about ten games), a "Canvas" for questioning a position, guided practice, a chat with the AI coach (English, Hindi, Kannada, Tamil, Portuguese) and a weekly audio summary (https://senseichess.com/features). Business model (https://senseichess.com/subscribe/products): a free, ad-supported plan capped at 1 detailed analysis and 5 chats per day, Plus at €1.50/month, Pro at €3.75/month without ads; payment through Stripe (Paddle in India), with a 14-day refund reserved for users in India. Sensei Chess does not import PGN files, does not let you play against humans, offers neither courses nor a human coach, and publishes no verification of its explanations.
Activity history
- 2026-01Terms of use effective 6 January 2026, identifying the publisher as Sensei Chess, LLC (Delaware) and reserving the 14-day refund for users in India — https://senseichess.com/terms.
- 2024-08Privacy policy effective 18 August 2024, the oldest dated document on the site (collection of name, e-mail and game history; right to access, update or delete data) — https://senseichess.com/privacy.
The scores, evidence by evidence
Every score points to the page read and the fact found there. A fact documented nowhere is not credited: document it, then write to us.
APersonalized diagnosis
4.6A1 :2Importing your games (Chess.com, Lichess, PGN files)
https://senseichess.com/faq: Chess.com and Lichess "without PGN files required"; "imports up to your last 100 games"; no PGN import → 2 (two platforms without PGN).
A2 :2Automatic engine analysis of every game
https://senseichess.com/faq: "Stockfish-backed evaluation"; depth not published; quotas of 1/5/50 per day.
A3 :1Recurring mistakes identified across all your games
https://senseichess.com/features: "Deeper Stats" by phase, opening family, piece activity; 21 metrics (Error Rate…) with no named mistake counted
A4 :2Types of mistakes covered (tactics, strategy, endgame, time…)
https://senseichess.com/faq: "opening decisions, middlegame plans, endgame execution, tactical misses" = 3 axes, list of motifs not published
A5 :2Written explanation of each mistake
https://senseichess.com/features: "explains the pattern in language you can carry"; no example citing a variation
A6 :0Stated verification of the diagnoses (procedure, rates)
No mention of reliability on https://senseichess.com/faq.
A7 :2Tracking each weakness over time
https://senseichess.com: "Track progress toward your goals, revisit repeat mistakes"; no weakness per period.
A8 :0Comparison with players of the same rating
No comparison with the rating bracket on https://senseichess.com.
BOpenings
1.1B1 :0Building a personal repertoire
No repertoire on https://senseichess.com.
B2 :0Training the repertoire (drills, games)
No repertoire drill on https://senseichess.com.
B3 :1Spotting where you left your repertoire in your games
https://senseichess.com: "strengths and weaknesses across openings" (statistics).
B4 :0Verification of the lines taught (engine, practice)
No lines taught on https://senseichess.com.
B5 :1Opening explorer and statistics
https://senseichess.com: opening statistics on your own games.
B6 :0Explanation of opening plans and ideas
No opening teaching on https://senseichess.com.
CTargeted training
3.0C1 :2Exercises drawn from your own games
https://senseichess.com: "revisit repeat mistakes", targeted exercises from your history; no success rate per weakness.
C2 :0Bank of tactical exercises (size, themes, rating)
No tactics-bank figure on https://senseichess.com.
C3 :1Endgame training
https://senseichess.com: "endgames" exercises cited, without a dedicated module.
C4 :2Strategic and positional training
https://senseichess.com: "Pick a focus (tactics, endgames, openings, positional play)" = positional exercises, without themes
C5 :0Training defense and alertness
https://senseichess.com: no defensive exercises
C6 :0Training calculation and visualization
No visualisation exercises on https://senseichess.com.
C7 :0Difficulty matched to your real level
No adaptive difficulty documented on https://senseichess.com/faq.
C8 :1Spaced repetition (named algorithm)
https://senseichess.com: manual "revisit repeat mistakes"; no algorithm
C9 :2Personalized training plan
https://senseichess.com/features: "Coaching Cycles" = theme set by Sensei over ~10 games; no time budget
DPrice and value
5.8D1 :1What the free plan actually lets you do
https://senseichess.com/subscribe/products: free = "1/day" detailed analysis, "5 chats/day".
D2 :2Annual price of the full plan
https://senseichess.com/subscribe/products: Pro €3.75/month → €45/yr (€31-75).
D3 :2Commercial transparency (price shown, trial, cancellation)
https://senseichess.com/subscribe/products: prices shown, permanent free plan, "Cancels Dec 12" (online cancellation); refund for India only (/terms).
D4 :2Number of paid tiers (how simple the offer is)
https://senseichess.com/subscribe/products: two paid tiers, Plus €1.50 and Pro €3.75/month, Pro unlocks everything
EEvidence and transparency
2.5E1 :1Published evidence of effectiveness
https://senseichess.com: "20K+ players" with no method.
E2 :0Chess verification of the content (positions, lines)
No verification information on https://senseichess.com/faq.
E3 :1Transparency of the method (algorithms, code)
https://senseichess.com/faq: "Stockfish-backed" with no depth and no named LLM.
E4 :1Marketing claims that can be checked (no overselling)
https://senseichess.com: "the ultimate AI Chess Coach", "Unlock the grandmaster within you".
FContent and method
1.3F1 :0Courses organized by rating level
No courses on https://senseichess.com.
F2 :0Course authors named and titled
No author identified on https://senseichess.com (team not named).
F3 :1Content formats (text, video, interactive)
https://senseichess.com/subscribe/products: "weekly podcast" (a single audio format); scored 1.
F4 :1Published method of progression
https://senseichess.com: "personalized" with no published curriculum.
F5 :0How often the content is updated
https://senseichess.com/privacy dated 18/08/2024; no dated blog/changelog observed.
GPlaying and practice
0.8G1 :0Playing humans online (pool, anti-cheating)
No play against humans on https://senseichess.com.
G2 :0Realistic artificial opponents
No artificial opponent on https://senseichess.com.
G3 :1Replaying one specific position against the machine
https://senseichess.com: Canvas mode "set up positions, ask questions" (entered position).
G4 :0Tournaments and organized competition
No tournaments on https://senseichess.com.
HExperience and accessibility
1.3H1 :1Platforms available (web, iOS, Android, desktop)
https://senseichess.com/faq: browser access ("canvas flow", "board"); no app.
H2 :0User ratings and reviews (stores, press)
No store listing; no third-party review on https://senseichess.com.
H3 :0Interface languages available
a single language observed — https://senseichess.com: "English, Hindi, Kannada, Tamil, and Portuguese"; no French.
H4 :0Accessibility (keyboard, screen reader)
No accessibility mention on https://senseichess.com/faq.
H5 :1Offline use and known incidents
https://senseichess.com: online service; no incident reported, no status page.
IPreparation and study
1.7I1 :0Preparing for a named opponent
https://senseichess.com: "prep-mode guidance" on the Canvas, with no named player
I2 :0Annotating and sharing games (studies)
https://senseichess.com/features: Canvas for asking questions; no shareable annotation
I3 :1Entering a game played at a club (photo, scoresheet)
https://senseichess.com/features: "Load positions" on the Canvas; no photo/OCR
I4 :1Searching your games (filters, position)
https://senseichess.com/faq: import of the last 100 games, as a list; no filter demonstrated
JHuman coaching and community
1.7J1 :0Access to human coaches
No human coach on https://senseichess.com.
J2 :1Size and activity of the community
https://senseichess.com: Discord link; activity not observed.
J3 :0Tools for trainers, clubs and schools
No coach area on https://senseichess.com/faq.
J4 :1Engagement mechanics (streaks, virtual currency, reminders)
https://senseichess.com/subscribe/products: free plan with "Ads: Yes" (commercial pressure); no virtual currency.
KPersonal data and interoperability
2.2K1 :1Exporting your data (games, repertoire)
https://senseichess.com/privacy: "right to access, update, or delete your data" via support@senseichess.com.
K2 :1Protection of personal data (GDPR, hosting)
https://senseichess.com/privacy: analytics cookies, hosting not specified, "does not sell"; Delaware LLC (/terms).
K3 :0Public API and source code
No PGN/API on https://senseichess.com/faq ("without PGN files").
Also, outside the grid
Features found that no criterion measures. They do not count towards the score.
- Weekly audio summary (podcast)
- Multilingual coach chat (Hindi, Tamil, Portuguese)
- "What if" scenarios on a position
Sources consulted
Services with a similar profile
The three services whose category profile is closest — a distance over the eleven scores, computed, never chosen.