1Password vs Bitwarden
Eleven of fourteen models named 1Password first on the direct prompt; four named Bitwarden. Both were named by all fourteen models and 1Password carries 69 labels and Bitwarden 72, so the shares are not directly comparable.
Named in five categories this edition.
Named in four categories this edition.
Share is the count of first choices across the direct, paraphrase, budget and scale prompts over all fourteen models, for a mid-market B2B company; rank is within the category; every quote names the model and the prompt it came from. Both figures come from the business password managers page.
By framing
1PasswordFirst choices, of fourteen modelsBitwarden
Across every category in the October 2026 Edition, 1Password and Bitwarden were named in the same answer 200 times, of the 315 answers naming 1Password and the 226 naming Bitwarden. In those answers Bitwarden took the first choice fifty-eight times and 1Password seventy-eight.
Every model, every framing
| Model | Direct | Paraphrase | Comparative | Budget-constrained | Scale-constrained | Negative |
|---|---|---|---|---|---|---|
| Claude Haiku 4.5 | | | | | | |
| GPT-5.4 mini | | | | | ||
| Gemini 3.5 Flash | | | | | | |
| Perplexity Sonar | | | | | ||
| Grok 4.1 Fast | | | | | | |
| Mistral Small | | | | | ||
| DeepSeek V4 Flash | | | | | | |
| Llama 4 Maverick | | | ||||
| Qwen 3.7 Flash | | | | | | |
| Kimi K2 | | | | | | |
| GLM 4.7 FlashX | | | | | | |
| MiniMax M2.5 | | | | | | |
| GPT-6 Luna | | | | | ||
| Muse Glimmer 30B | | | | | | |
1Password Bitwarden first choice named as an alternative argued againstblank: not namedEach cell is one answer, 1Password on the left and Bitwarden on the right.The direct prompt
Both were the first choice
2 of 14 modelsThe answer named them together, and the judge labeled each a first choice.1Password first, Bitwarden an alternative
9 of 14 modelsBitwarden was named in the answer but not as the choice, or not at all.Bitwarden first, 1Password an alternative
2 of 14 models1Password was named in the answer but not as the choice, or not at all.Neither was named
1 of 14 modelsThe answer made no first choice from these two in this category.Bold names in an answer are the products the judge labeled a first choice; a model naming several gives each of them that label. The full answer text for every row is in the record.
By buyer segment
Bitwarden49%#1 of 71Password41%#2 of 71Password47%#1 of 7Bitwarden43%#2 of 7What the models said about 1Password
Every negative label with a quote, up to three, then the highest-weighted positives, up to three. Five of six in this category shown.
“vulnerabilities affecting several password manager browser extensions, including 1Password, Bitwarden, LastPass, and others” Claude Haiku 4.5 · negative prompt · soft negative
“you don't have to pay premium prices (like those of 1Password or Dashlane) to get enterprise-grade security” Gemini 3.5 Flash · budget prompt · soft negative
“For user adoption & polished experience: 1Password — best-in-class UX with dual-key security and free family accounts for employees.” DeepSeek V4 Flash · comparative prompt · first choice
“1Password Business as the top recommendation due to its balance of ease of use, robust administration, and deep integrations” Qwen 3.7 Flash · paraphrase prompt · first choice
“1Password for Business - Excellent for teams with strong security, team management features, and integration capabilities.” Claude Haiku 4.5 · paraphrase prompt · first choice
What the models said about Bitwarden
Every negative label with a quote, up to three, then the highest-weighted positives, up to three. Six of seven in this category shown.
“Avoid (or at minimum, treat as high‑risk) LastPass, Dashlane, and Bitwarden” GLM 4.7 FlashX · negative prompt · hard negative
“researchers demonstrate repeated failures in confidentiality and integrity protections in their "zero-knowledge encryption" implementations” Claude Haiku 4.5 · negative prompt · soft negative
“security guarantees by cloud-based password manager software offered by Bitwarden, Dashlane and LastPass aren't as advertised.” Muse Glimmer 30B · negative prompt · soft negative
“Most mid-market companies find success with either 1Password (if UX/adoption matters most) or Bitwarden (if cost and transparency are priorities).” Claude Haiku 4.5 · direct prompt · first choice
“Bitwarden is the best overall choice for most teams because it is repeatedly identified as the budget pick” Perplexity Sonar · budget prompt · first choice
“Fully open-source, highly transparent, very cost-effective, and supports self-hosting for enterprise environments.” Gemini 3.5 Flash · negative prompt · first choice
Comparisons are drawn for the top eight products in each category, each against each. The output is the models' output; nothing here is a recommendation by the index.