Previous value: -"Reading language for the TITLE — 'EN' (default), 'FR' or 'DE'. This is a RENDERING choice, never a filter: it changes which string `title` carries, never which rows come back. Read `title_lang` on every row for the language actually served: it differs from what you asked for exactly when that translation does not exist (FR covers 1,492 of 1,588 site-radar rows, DE 1,373 — measured 2026-09-04), and the verbatim is served instead, labelled with the language the harvest chain measured. `source_lang` always carries the language the ADVERTISER wrote in, translated or not. The promoted leg has no translated columns at all: its rows ignore this argument and say so with `title_lang: null` — see `_meta.untranslated_leg`."New value: +"Reading language for the TITLE — 'EN' (default), 'FR' or 'DE'. This is a RENDERING choice, never a filter: it changes which string `title` carries, never which rows come back. Read `title_lang` on every row for the language actually served: it differs from what you asked for exactly when that translation does not exist (the live FR/DE coverage is counted on every response in `_meta.untranslated_leg`), and the verbatim is served instead, labelled with the language the harvest chain measured. `source_lang` always carries the language the ADVERTISER wrote in, translated or not. The promoted leg has no translated columns at all: its rows ignore this argument and say so with `title_lang: null` — see `_meta.untranslated_leg`."

Added value: +{
+  "description": "Set when the site folded this posting into another one it judged identical: `citation_url` is then the page of THAT posting (`canonical_id`). When both are matched, only the canonical row is served and `_meta.duplicates_folded` counts the fold. Null otherwise.",
+  "type": [
+    "string",
+    "null"
+  ]
+}

Added value: +"The posting's own advertised salary, YEARLY (see `salary_period`). Null when none was published, and null when the published amount cannot be a yearly salary — `salary_withheld_reason` then says why."

Added value: +{
+  "description": "`year` when salary_min/salary_max are served. Null otherwise — never a guessed unit.",
+  "type": [
+    "string",
+    "null"
+  ]
+}

Added value: +{
+  "description": "Why a published salary was NOT served: `below_annual_floor` (the low end is below any yearly salary in that currency — a monthly or daily figure filed as a salary) or `board_estimate` (the job board's own min = max estimate, not the employer's). The amount is withheld, never converted. Null when nothing was withheld.",
+  "type": [
+    "string",
+    "null"
+  ]
+}

Previous value: -"ISO-639-1 language the SERVED `title` is written in. READ IT ON EVERY ROW: it is what you asked for in `lang` when that translation exists, and the advertiser's own language when it does not (FR covers 1,492 of 1,588 site-radar rows, DE 1,373 — measured 2026-09-04). Null when the harvest chain could not decide, and on every promoted-leg row, which carries no translated column at all. ⚠️ THIS FIELD CHANGED REFERENT ON 2026-09-04: until then it named the language the ADVERTISER wrote in — that fact now lives in `source_lang`. The two coincided while no translation was served and diverge from the first one that is."New value: +"ISO-639-1 language the SERVED `title` is written in. READ IT ON EVERY ROW: it is what you asked for in `lang` when that translation exists, and the advertiser's own language when it does not (the live FR/DE coverage is counted on every response in `_meta.untranslated_leg`). Null when the harvest chain could not decide — on some site-radar rows too, counted in `_meta.untranslated_radar_rows` — and on every promoted-leg row, which carries no translated column at all. ⚠️ THIS FIELD CHANGED REFERENT ON 2026-09-04: until then it named the language the ADVERTISER wrote in — that fact now lives in `source_lang`. The two coincided while no translation was served and diverge from the first one that is."

Previous value: -"Restrict to one engagement type. THE RADAR IS MOSTLY PERMANENT, so a freelance or contract question answered off an unfiltered page is answered with salaried jobs. For the actual split, make the filtered call and read `_meta.tranche_total_row_count` — it is counted at query time. The promoted leg declared NO contract_type until 2026-08-28 and now declares one on most of its rows, so a value here no longer drops that leg wholesale — only the rows still silent. THOSE ROWS ARE NOT A FOURTH TYPE AND NOT PERMANENT ONES: `_meta.available_employment_types` counts only what declares, and `_meta.employment_type_undeclared` carries the rest, so the two together are the population and either alone is not. Read both before quoting a mix."New value: +"Restrict to one engagement type. THE RADAR IS MOSTLY PERMANENT, so a freelance or contract question answered off an unfiltered page is answered with salaried jobs. For the actual split, make the filtered call and read `_meta.tranche_total_row_count` — it is counted at query time. The promoted leg declared NO contract_type until 2026-08-28 and now declares one on most of its rows, so a value here no longer drops that leg wholesale — only the rows still silent. THOSE ROWS ARE NOT A FOURTH TYPE AND NOT PERMANENT ONES: `_meta.available_employment_types` counts only what declares, and `_meta.employment_type_undeclared` carries the rest, so the two together are the rows THIS call read (`_meta.employment_mix_rows_read` — a window, NOT the tranche: `_meta.tranche_total_row_count` is the population) and either alone is not even that. Read both before quoting a mix, and quote the window with it."

Added value: +{
+  "description": "Reading language for the TITLE — 'EN' (default), 'FR' or 'DE'. This is a RENDERING choice, never a filter: it changes which string `title` carries, never which rows come back. Read `title_lang` on every row for the language actually served: it differs from what you asked for exactly when that translation does not exist (FR covers 1,492 of 1,588 site-radar rows, DE 1,373 — measured 2026-09-04), and the verbatim is served instead, labelled with the language the harvest chain measured. `source_lang` always carries the language the ADVERTISER wrote in, translated or not. The promoted leg has no translated columns at all: its rows ignore this argument and say so with `title_lang: null` — see `_meta.untranslated_leg`.",
+  "pattern": "^[A-Za-z]{2}$",
+  "type": "string"
+}

Added value: +{
+  "description": "ISO-639-1 language the ADVERTISER wrote the title in, measured by the harvest chain and never changed by `lang` — 'en' on 1,566 rows, 'de' on 337 (2026-08-23). Null when the chain could not decide, and on the promoted leg. Compare it with `title_lang` to know whether the title you are quoting is the advertiser's own words or this platform's rendering of them: a harvested posting is a third party's text, and saying which of the two you are citing is the only honest way to quote it.",
+  "type": [
+    "string",
+    "null"
+  ]
+}

Previous value: -"ISO-639-1 language the TITLE is written in, as measured by the harvest chain — 'en' on 1,566 rows, 'de' on 337 (2026-08-23). Null when the chain could not decide. A harvested title is a third party's own words and is never translated, so this label is the only honest way to tell a reader the posting you are quoting is not in their language. Absent from the served payload until 2026-08-23: the projector's keep-list dropped it."New value: +"ISO-639-1 language the SERVED `title` is written in. READ IT ON EVERY ROW: it is what you asked for in `lang` when that translation exists, and the advertiser's own language when it does not (FR covers 1,492 of 1,588 site-radar rows, DE 1,373 — measured 2026-09-04). Null when the harvest chain could not decide, and on every promoted-leg row, which carries no translated column at all. ⚠️ THIS FIELD CHANGED REFERENT ON 2026-09-04: until then it named the language the ADVERTISER wrote in — that fact now lives in `source_lang`. The two coincided while no translation was served and diverge from the first one that is."

Previous value: -"Editorial benchmark for this posting's (seniority × product × region) cell — NOT a rate the employer offered. `basis` and `kind` are inside the object on purpose, so no extraction can lift the numbers away from what they mean."New value: +"Editorial benchmark for this posting's (seniority × product × region) cell — NOT a rate the employer offered. `basis` and `kind` are inside the object on purpose, so no extraction can lift the numbers away from what they mean. 2026-08-29: this band is a SUBSCRIBER surface and is no longer carried by the public radar file this lane reads — expect it to be null here. The posting's OWN published rate, when it has one, stays in currency / daily_rate_min / daily_rate_max."

Previous value: -"ISO-3166-1 alpha-2 code, applied to both legs as a predicate on the row's own country_code. It effectively selects the SITE-RADAR leg: the promoted feed leaves country_code NULL on all but a handful of its active rows, so a country filter drops the rest of that leg because they do not match, not because the leg was excluded by assumption. `_meta.match_count_by_leg` shows what each leg contributed on YOUR call — read the split there, never from a figure quoted in this text."New value: +"ISO-3166-1 alpha-2 code, applied to both legs as a predicate on the row's own country_code. It NO LONGER selects the site-radar leg alone: the promoted feed carried country_code on almost none of its rows until 2026-08-28 and now carries it on most, so a country filter now returns both legs. A row still without one is dropped because it does not match, not because its leg was excluded by assumption. `_meta.match_count_by_leg` shows what each leg contributed on YOUR call — read the split there, never from a figure quoted in this text."

Previous value: -"Restrict to one engagement type. THE RADAR IS MOSTLY PERMANENT, so a freelance or contract question answered off an unfiltered page is answered with salaried jobs. For the actual split, make the filtered call and read `_meta.tranche_total_row_count` — it is counted at query time. The promoted leg stores contract_type NULL on every one of its active rows, so any value here drops that leg by predicate — `_meta.note` says so. THOSE ROWS ARE NOT A FOURTH TYPE AND NOT PERMANENT ONES: `_meta.available_employment_types` counts only what declares, and `_meta.employment_type_undeclared` carries the rest, so the two together are the population and either alone is not. Read both before quoting a mix."New value: +"Restrict to one engagement type. THE RADAR IS MOSTLY PERMANENT, so a freelance or contract question answered off an unfiltered page is answered with salaried jobs. For the actual split, make the filtered call and read `_meta.tranche_total_row_count` — it is counted at query time. The promoted leg declared NO contract_type until 2026-08-28 and now declares one on most of its rows, so a value here no longer drops that leg wholesale — only the rows still silent. THOSE ROWS ARE NOT A FOURTH TYPE AND NOT PERMANENT ONES: `_meta.available_employment_types` counts only what declares, and `_meta.employment_type_undeclared` carries the rest, so the two together are the population and either alone is not. Read both before quoting a mix."

Previous value: -"Restrict to one engagement type. THE RADAR IS MOSTLY PERMANENT, so a freelance or contract question answered off an unfiltered page is answered with salaried jobs. For the actual split, make the filtered call and read `_meta.tranche_total_row_count` — it is counted at query time. The promoted leg stores contract_type NULL on every one of its active rows, so any value here drops that leg by predicate — `_meta.note` says so."New value: +"Restrict to one engagement type. THE RADAR IS MOSTLY PERMANENT, so a freelance or contract question answered off an unfiltered page is answered with salaried jobs. For the actual split, make the filtered call and read `_meta.tranche_total_row_count` — it is counted at query time. The promoted leg stores contract_type NULL on every one of its active rows, so any value here drops that leg by predicate — `_meta.note` says so. THOSE ROWS ARE NOT A FOURTH TYPE AND NOT PERMANENT ONES: `_meta.available_employment_types` counts only what declares, and `_meta.employment_type_undeclared` carries the rest, so the two together are the population and either alone is not. Read both before quoting a mix."

Previous value: -"Free-text filter, matched case-insensitively."New value: +"Free-text filter, case-insensitive. EVERY word must appear in the record (substring per word, any order), so a natural-language phrase narrows the answer instead of having to match verbatim."

Added value: +{
+  "description": "ISO-639-1 language the TITLE is written in, as measured by the harvest chain — 'en' on 1,566 rows, 'de' on 337 (2026-08-23). Null when the chain could not decide. A harvested title is a third party's own words and is never translated, so this label is the only honest way to tell a reader the posting you are quoting is not in their language. Absent from the served payload until 2026-08-23: the projector's keep-list dropped it.",
+  "type": [
+    "string",
+    "null"
+  ]
+}

Previous value: -"Opaque token from a previous response's `_meta.next_cursor`. Pass it back with the SAME filter arguments to read the next page; a null `next_cursor` means you have reached the end. It is bound to those filters and refused if they change — a cursor names a POSITION in one ordering, and applying it to another query would start the page in the wrong place."New value: +"Opaque token from a previous response's `_meta.next_cursor`. Pass it back with the SAME filter arguments; `null` means the last page. Changing a filter refuses the cursor."

Previous value: -"ISO-3166-1 alpha-2 code, applied to both legs as a predicate on the row's own country_code. It effectively selects the SITE-RADAR leg: the promoted feed stores country_code on 2 of its 109 active rows (measured 2026-08-10), so a country filter drops the rest of that leg because they do not match, not because the leg was excluded by assumption. `_meta.match_count_by_leg` shows what each leg contributed."New value: +"ISO-3166-1 alpha-2 code, applied to both legs as a predicate on the row's own country_code. It effectively selects the SITE-RADAR leg: the promoted feed leaves country_code NULL on all but a handful of its active rows, so a country filter drops the rest of that leg because they do not match, not because the leg was excluded by assumption. `_meta.match_count_by_leg` shows what each leg contributed on YOUR call — read the split there, never from a figure quoted in this text."

Previous value: -"Restrict to one work-location policy: `remote`, `hybrid` or `onsite`. READ THIS BEFORE ANSWERING A REMOTE QUESTION: the radar declares no policy at all on 1,409 of its 2,661 active rows (measured 2026-08-14), and an undeclared row is NOT an on-site row — it is a posting that does not say. Any value here therefore sets those rows aside rather than classifying them, exactly as the site's own filter does, and `_meta.remote_mode_undeclared` reports how many were set aside. The promoted leg carries its own `remote_mode` column and is filtered by the same predicate. Read `_meta.available_remote_modes` for the live spread before assuming a value exists."New value: +"Restrict to one work-location policy: `remote`, `hybrid` or `onsite`. READ THIS BEFORE ANSWERING A REMOTE QUESTION: a large share of the radar declares no policy at all (`_meta.remote_mode_undeclared` carries the live count — roughly half the radar when last measured, and a frozen pair written here drifted ~30% in two days), and an undeclared row is NOT an on-site row — it is a posting that does not say. Any value here therefore sets those rows aside rather than classifying them, exactly as the site's own filter does, and `_meta.remote_mode_undeclared` reports how many were set aside. The promoted leg carries its own `remote_mode` column and is filtered by the same predicate. Read `_meta.available_remote_modes` for the live spread before assuming a value exists."

Added value: +{
+  "description": "`public` (source_url is served) or `members_only` (the link to the original listing is the paid Consultant-tier deliverable; the row and its facts stay public).",
+  "type": [
+    "string",
+    "null"
+  ]
+}

Added value: +{
+  "type": [
+    "string",
+    "null"
+  ]
+}

Added value: +{
+  "type": [
+    "string",
+    "null"
+  ]
+}

Added value: +{
+  "type": [
+    "number",
+    "null"
+  ]
+}

Added value: +{
+  "description": "Only when the source declares a DAILY rate period — never converted from other periods.",
+  "type": [
+    "number",
+    "null"
+  ]
+}

Added value: +{
+  "description": "Posting text, HTML stripped, clamped. Null on the radar leg.",
+  "type": [
+    "string",
+    "null"
+  ]
+}

Added value: +{
+  "type": [
+    "number",
+    "null"
+  ]
+}

Added value: +{
+  "description": "The posting's identity — stable across calls, key for dedup.",
+  "type": [
+    "string",
+    "null"
+  ]
+}

Added value: +{
+  "description": "`promoted` or `site_radar` — which of the two merged public legs served this row.",
+  "type": [
+    "string",
+    "null"
+  ]
+}

Added value: +{
+  "type": [
+    "string",
+    "null"
+  ]
+}

Added value: +{
+  "type": [
+    "number",
+    "null"
+  ]
+}

Added value: +{
+  "type": [
+    "number",
+    "null"
+  ]
+}

Added value: +{
+  "description": "Skills the posting names. Null when it names none.",
+  "type": [
+    "array",
+    "null"
+  ]
+}

Added value: +{
+  "type": [
+    "string",
+    "null"
+  ]
+}

Previous value: -"Restrict to one engagement type. THE RADAR IS MOSTLY PERMANENT (2,172 permanent, 176 freelance, 33 contract of 2,381 active rows, measured 2026-08-10), so a freelance or contract question answered off an unfiltered page is answered with salaried jobs. The promoted leg stores contract_type NULL on all 109 of its active rows, so any value here drops that leg by predicate — `_meta.note` says so."New value: +"Restrict to one engagement type. THE RADAR IS MOSTLY PERMANENT, so a freelance or contract question answered off an unfiltered page is answered with salaried jobs. For the actual split, make the filtered call and read `_meta.tranche_total_row_count` — it is counted at query time. The promoted leg stores contract_type NULL on every one of its active rows, so any value here drops that leg by predicate — `_meta.note` says so."

Added value: +{
+  "description": "Restrict to one work-location policy: `remote`, `hybrid` or `onsite`. READ THIS BEFORE ANSWERING A REMOTE QUESTION: the radar declares no policy at all on 1,409 of its 2,661 active rows (measured 2026-08-14), and an undeclared row is NOT an on-site row — it is a posting that does not say. Any value here therefore sets those rows aside rather than classifying them, exactly as the site's own filter does, and `_meta.remote_mode_undeclared` reports how many were set aside. The promoted leg carries its own `remote_mode` column and is filtered by the same predicate. Read `_meta.available_remote_modes` for the live spread before assuming a value exists.",
+  "type": "string"
+}

Added value: +{
+  "description": "ISO-3166-1 alpha-2 of the posting's own country. Null on almost all of the promoted leg.",
+  "type": [
+    "string",
+    "null"
+  ]
+}

Added value: +{
+  "type": [
+    "string",
+    "null"
+  ]
+}

Added value: +{
+  "description": "The posting's declared work-location policy (`remote` / `hybrid` / `onsite`). NULL means the posting does not say — never read it as on-site.",
+  "type": [
+    "string",
+    "null"
+  ]
+}

Added value: +{
+  "type": [
+    "string",
+    "null"
+  ]
+}

Previous value: -"ISO-3166-1 alpha-2 code. It can only match the SITE-RADAR leg: the promoted leg stores country_code NULL on every row, so filtering by country silently drops it rather than returning nothing. `_meta.note` says so on any country-filtered call."New value: +"ISO-3166-1 alpha-2 code, applied to both legs as a predicate on the row's own country_code. It effectively selects the SITE-RADAR leg: the promoted feed stores country_code on 2 of its 109 active rows (measured 2026-08-10), so a country filter drops the rest of that leg because they do not match, not because the leg was excluded by assumption. `_meta.match_count_by_leg` shows what each leg contributed."

Added value: +{
+  "description": "Restrict to one engagement type. THE RADAR IS MOSTLY PERMANENT (2,172 permanent, 176 freelance, 33 contract of 2,381 active rows, measured 2026-08-10), so a freelance or contract question answered off an unfiltered page is answered with salaried jobs. The promoted leg stores contract_type NULL on all 109 of its active rows, so any value here drops that leg by predicate — `_meta.note` says so.",
+  "enum": [
+    "freelance",
+    "contract",
+    "permanent"
+  ],
+  "type": "string"
+}

Added value: +{
+  "type": [
+    "string",
+    "null"
+  ]
+}

Added value: +{
+  "type": [
+    "string",
+    "null"
+  ]
+}

Added value: +{
+  "description": "Editorial benchmark for this posting's (seniority × product × region) cell — NOT a rate the employer offered. `basis` and `kind` are inside the object on purpose, so no extraction can lift the numbers away from what they mean.",
+  "type": [
+    "object",
+    "null"
+  ]
+}

Added value: +{
+  "description": "Opaque token from a previous response's `_meta.next_cursor`. Pass it back with the SAME filter arguments to read the next page; a null `next_cursor` means you have reached the end. It is bound to those filters and refused if they change — a cursor names a POSITION in one ordering, and applying it to another query would start the page in the wrong place.",
+  "maxLength": 512,
+  "type": "string"
+}

Removed value: -{
-  "type": "string"
-}

Previous value: -"string"New value: +[
+  "string",
+  "null"
+]

Previous value: -"string"New value: +[
+  "string",
+  "null"
+]

Previous value: -"string"New value: +[
+  "string",
+  "null"
+]

Previous value: -"string"New value: +[
+  "string",
+  "null"
+]

Added value: +{
+  "type": "string"
+}

Added value: +{
+  "enum": [
+    "record",
+    "section_hub"
+  ],
+  "type": "string"
+}

Added value: +{
+  "type": "string"
+}

Added value: +{
+  "description": "ISO-3166-1 alpha-2 code. It can only match the SITE-RADAR leg: the promoted leg stores country_code NULL on every row, so filtering by country silently drops it rather than returning nothing. `_meta.note` says so on any country-filtered call.",
+  "pattern": "^[A-Za-z]{2}$",
+  "type": "string"
+}

Previous value: -"City, matched case-insensitively as a substring of the posting's location. Measured 2026-07-30, the 19 active rows carry 10 cities, all German: Hamburg (6), Frankfurt am Main (3), Bremen (2), Munich (2), Cologne, Dortmund, Hanover, Landshut, Mannheim, Stuttgart. There is NO country filter: country_code is NULL on every row, so the radar cannot be sliced by country — that is a gap in this corpus, not in the market."New value: +"City or place, matched case-insensitively as a substring of the posting's location. The promoted leg is all-German (Hamburg, Frankfurt am Main, Bremen, Munich, Cologne, Dortmund, Hanover, Landshut, Mannheim, Stuttgart); the site-radar leg is worldwide."